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3131330201998 = 27873659543703
BaseRepresentation
bin101101100100010001110…
…100110000100110001110
3102002100111210012210011121
4231210101310300212032
5402300431012430443
610354302505311154
7442142165361265
oct55442164604616
912070453183147
103131330201998
11aa7a982a12a9
12426a581954ba
1319938b1855bb
14ab7b2d055dc
15566be2614ed
hex2d911d3098e

3131330201998 has 16 divisors (see below), whose sum is σ = 4704257496960. Its totient is φ = 1563245465976.

The previous prime is 3131330201941. The next prime is 3131330202017. The reversal of 3131330201998 is 8991020331313.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 5487415 + ... + 6031117.

It is an arithmetic number, because the mean of its divisors is an integer number (294016093560).

Almost surely, 23131330201998 is an apocalyptic number.

3131330201998 is a deficient number, since it is larger than the sum of its proper divisors (1572927294962).

3131330201998 is a wasteful number, since it uses less digits than its factorization.

3131330201998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548151.

The product of its (nonzero) digits is 104976, while the sum is 43.

The spelling of 3131330201998 in words is "three trillion, one hundred thirty-one billion, three hundred thirty million, two hundred one thousand, nine hundred ninety-eight".

Divisors: 1 2 787 1574 3659 7318 543703 1087406 2879633 5759266 427894261 855788522 1989409277 3978818554 1565665100999 3131330201998