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23012235315 = 325511383007
BaseRepresentation
bin10101011011101000…
…101101100000110011
32012101202120200021200
4111123220231200303
5334112113012230
614323252022243
71443156526026
oct253350554063
965352520250
1023012235315
119839896aa3
124562901983
1322297842b4
1411843951bd
158ea42a160
hex55ba2d833

23012235315 has 12 divisors (see below), whose sum is σ = 39887874624. Its totient is φ = 12273192144.

The previous prime is 23012235293. The next prime is 23012235331. The reversal of 23012235315 is 51353221032.

It is a happy number.

23012235315 is a `hidden beast` number, since 2 + 3 + 0 + 122 + 3 + 531 + 5 = 666.

It is not a de Polignac number, because 23012235315 - 210 = 23012234291 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255691459 + ... + 255691548.

It is an arithmetic number, because the mean of its divisors is an integer number (3323989552).

Almost surely, 223012235315 is an apocalyptic number.

23012235315 is a deficient number, since it is larger than the sum of its proper divisors (16875639309).

23012235315 is a wasteful number, since it uses less digits than its factorization.

23012235315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511383018 (or 511383015 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 23012235315 its reverse (51353221032), we get a palindrome (74365456347).

The spelling of 23012235315 in words is "twenty-three billion, twelve million, two hundred thirty-five thousand, three hundred fifteen".

Divisors: 1 3 5 9 15 45 511383007 1534149021 2556915035 4602447063 7670745105 23012235315