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31029589795 = 5192911263009
BaseRepresentation
bin11100111001100000…
…011111011100100011
32222002111122111001111
4130321200133130203
51002022033333140
622131011444151
72145641106241
oct347140373443
988074574044
1031029589795
1112183438096
12601b8b6657
132c06792629
141705099791
15c192027ea
hex73981f723

31029589795 has 16 divisors (see below), whose sum is σ = 40546836000. Its totient is φ = 22706224128.

The previous prime is 31029589771. The next prime is 31029589807. The reversal of 31029589795 is 59798592013.

It is a cyclic number.

It is not a de Polignac number, because 31029589795 - 25 = 31029589763 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5628750 + ... + 5634259.

It is an arithmetic number, because the mean of its divisors is an integer number (2534177250).

Almost surely, 231029589795 is an apocalyptic number.

31029589795 is a deficient number, since it is larger than the sum of its proper divisors (9517246205).

31029589795 is a wasteful number, since it uses less digits than its factorization.

31029589795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11263062.

The product of its (nonzero) digits is 6123600, while the sum is 58.

The spelling of 31029589795 in words is "thirty-one billion, twenty-nine million, five hundred eighty-nine thousand, seven hundred ninety-five".

Divisors: 1 5 19 29 95 145 551 2755 11263009 56315045 213997171 326627261 1069985855 1633136305 6205917959 31029589795