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230985375790 = 25137350947819
BaseRepresentation
bin1101011100011111001…
…1010010000000101110
3211002012202201212100011
43113013303102000232
512241024224011130
6254040242123434
722455014204401
oct3270763220056
9732182655304
10230985375790
1189a6224a694
123892465057a
1318a218a0b70
14b27334bd38
15601d84152a
hex35c7cd202e

230985375790 has 64 divisors (see below), whose sum is σ = 454791153600. Its totient is φ = 83951576064.

The previous prime is 230985375787. The next prime is 230985375791. The reversal of 230985375790 is 97573589032.

230985375790 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230985375791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4806501 + ... + 4854319.

It is an arithmetic number, because the mean of its divisors is an integer number (7106111775).

Almost surely, 2230985375790 is an apocalyptic number.

230985375790 is a deficient number, since it is larger than the sum of its proper divisors (223805777810).

230985375790 is a wasteful number, since it uses less digits than its factorization.

230985375790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48421.

The product of its (nonzero) digits is 14288400, while the sum is 58.

The spelling of 230985375790 in words is "two hundred thirty billion, nine hundred eighty-five million, three hundred seventy-five thousand, seven hundred ninety".

Divisors: 1 2 5 10 13 26 65 73 130 146 365 509 730 949 1018 1898 2545 4745 5090 6617 9490 13234 33085 37157 47819 66170 74314 95638 185785 239095 371570 478190 483041 621647 966082 1243294 2415205 3108235 3490787 4830410 6216470 6981574 17453935 24339871 34907870 45380231 48679742 90760462 121699355 226901155 243398710 316418323 453802310 632836646 1582091615 1776810583 3164183230 3553621166 8884052915 17768105830 23098537579 46197075158 115492687895 230985375790