All online calculators

  • Barometric leveling
  • Base 64 encoding and decoding

    The calculators encode string to base64 string and decode back to original string. Special characters (+/) , generally produced by base64 algorithm, can be replaced by the data provided in additional parameter.

  • Battery discharge time depending on load

    This article contains online calculators which can calculate discharge times for specified discharge current using battery capacity, the capacity rating (i.e. 20 hour rating, 100 hour rating etc) and Peukert's exponent.

  • Bayes’ theorem

    This online calculator calculates posterior probabilities according to Bayes’ theorem.

  • Beaufort scale

    Conversion between wind speed measurement units including Beaufort numbers, km/h, m/s, mph, fps.

  • Bernoulli trials table

    This online calculator calculates probability of k success outcomes in n Bernoulli trials with given success event probability for each k from zero to n.

Binary, inverse and complement codes

Binary, one's complement (inverse) and two's complement codes (calculator was created by user's request)

PLANETCALC, Binary, inverse and complement codes

Binary, inverse and complement codes

Calculation of payments on corporate property tax

Calculation of the tax amount and the amount of advance tax payments in accordance with Chapter 30 of the Russian Federation Tax Code

PLANETCALC, Calculation of payments on corporate property tax (for Russia)

Calculation of payments on corporate property tax (for Russia)

Net book value of fixed assets

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Digits after the decimal point: 2