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231430214413412 = 22799725933319679
BaseRepresentation
bin110100100111110000001011…
…101110000110110001100100
31010100102111211120001211210222
4310213300023232012301210
5220313223034342212122
62140113323415103512
766514165312650650
oct6447601356066144
91110374746054728
10231430214413412
1167817003732693
1221b58886671b98
139c19a10c2ca11
1441213d42b9a60
151bb506e856b42
hexd27c0bb86c64

231430214413412 has 48 divisors (see below), whose sum is σ = 463343997634560. Its totient is φ = 99080764036992.

The previous prime is 231430214413373. The next prime is 231430214413427. The reversal of 231430214413412 is 214314412034132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 723785789 + ... + 724105467.

It is an arithmetic number, because the mean of its divisors is an integer number (9652999950720).

Almost surely, 2231430214413412 is an apocalyptic number.

It is an amenable number.

231430214413412 is an abundant number, since it is smaller than the sum of its proper divisors (231913783221148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231430214413412 is a wasteful number, since it uses less digits than its factorization.

231430214413412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346620 (or 346618 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 231430214413412 its reverse (214314412034132), we get a palindrome (445744626447544).

The spelling of 231430214413412 in words is "two hundred thirty-one trillion, four hundred thirty billion, two hundred fourteen million, four hundred thirteen thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 997 1994 3988 6979 13958 25933 27916 51866 103732 181531 319679 363062 639358 726124 1278716 2237753 4475506 8951012 25855201 51710402 103420804 180986407 318719963 361972814 637439926 723945628 1274879852 2231039741 4462079482 8290235507 8924158964 16580471014 33160942028 58031648549 116063297098 232126594196 8265364800479 16530729600958 33061459201916 57857553603353 115715107206706 231430214413412