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231411314411970 = 235711317320998479
BaseRepresentation
bin110100100111011110100101…
…001100010100100111000010
31010100100201001101101021220120
4310213132211030110213002
5220312420332442140340
62140100520142321110
766512626045412640
oct6447364514244702
91110321041337816
10231411314411970
1167809a95117890
1221b55090b89196
139c17cbb405204
144120520132190
151bb48154714d0
hexd277a53149c2

231411314411970 has 256 divisors, whose sum is σ = 694838576332800. Its totient is φ = 47918354872320.

The previous prime is 231411314411969. The next prime is 231411314412017. The reversal of 231411314411970 is 79114413114132.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 127 ways as a sum of consecutive naturals, for example, 2349805191 + ... + 2349903669.

It is an arithmetic number, because the mean of its divisors is an integer number (2714213188800).

Almost surely, 2231411314411970 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 231411314411970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347419288166400).

231411314411970 is an abundant number, since it is smaller than the sum of its proper divisors (463427261920830).

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

231411314411970 is a wasteful number, since it uses less digits than its factorization.

231411314411970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102033.

The product of its (nonzero) digits is 72576, while the sum is 42.

The spelling of 231411314411970 in words is "two hundred thirty-one trillion, four hundred eleven billion, three hundred fourteen million, four hundred eleven thousand, nine hundred seventy".