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312323013201 = 31712919474029
BaseRepresentation
bin1001000101101111110…
…01101111101001010001
31002212011022211221220110
410202313321233221101
520104114142410301
6355251302031533
731364440544463
oct4426771575121
91085138757813
10312323013201
11110501220531
12506444185a9
13235b4b8acb4
141118ba04133
1581ce4870d6
hex48b7e6fa51

312323013201 has 16 divisors (see below), whose sum is σ = 440961667200. Its totient is φ = 195951798528.

The previous prime is 312323013199. The next prime is 312323013253. The reversal of 312323013201 is 102310323213.

It is not a de Polignac number, because 312323013201 - 21 = 312323013199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312323013601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421855 + ... + 895883.

It is an arithmetic number, because the mean of its divisors is an integer number (27560104200).

Almost surely, 2312323013201 is an apocalyptic number.

It is an amenable number.

312323013201 is a deficient number, since it is larger than the sum of its proper divisors (128638653999).

312323013201 is a wasteful number, since it uses less digits than its factorization.

312323013201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486968.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 312323013201 its reverse (102310323213), we get a palindrome (414633336414).

The spelling of 312323013201 in words is "three hundred twelve billion, three hundred twenty-three million, thirteen thousand, two hundred one".

Divisors: 1 3 17 51 12919 38757 219623 474029 658869 1422087 8058493 24175479 6123980651 18371941953 104107671067 312323013201