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231010404313124 = 22193299236275017
BaseRepresentation
bin110100100001101001001101…
…000101101010100000100100
31010021221101020021022010000002
4310201221031011222200210
5220234333302001004444
62135152414211440432
766441644112662342
oct6441511505524044
91107841207263002
10231010404313124
1167674a64895787
1221aab444bb6118
139bb9259375957
144108d6b144992
151ba919dc03d4e
hexd21a4d16a824

231010404313124 has 12 divisors (see below), whose sum is σ = 406362861474444. Its totient is φ = 114906729606144.

The previous prime is 231010404313123. The next prime is 231010404313181. The reversal of 231010404313124 is 421313404010132.

It can be written as a sum of positive squares in 2 ways, for example, as 77622971952100 + 153387432361024 = 8810390^2 + 12384968^2 .

It is not an unprimeable number, because it can be changed into a prime (231010404313121) 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 3 ways as a sum of consecutive naturals, for example, 149618136737 + ... + 149618138280.

It is an arithmetic number, because the mean of its divisors is an integer number (33863571789537).

Almost surely, 2231010404313124 is an apocalyptic number.

It is an amenable number.

231010404313124 is a deficient number, since it is larger than the sum of its proper divisors (175352457161320).

231010404313124 is a wasteful number, since it uses less digits than its factorization.

231010404313124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299236275214 (or 299236275212 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 231010404313124 its reverse (421313404010132), we get a palindrome (652323808323256).

The spelling of 231010404313124 in words is "two hundred thirty-one trillion, ten billion, four hundred four million, three hundred thirteen thousand, one hundred twenty-four".

Divisors: 1 2 4 193 386 772 299236275017 598472550034 1196945100068 57752601078281 115505202156562 231010404313124