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23389497076 = 2211531579479
BaseRepresentation
bin10101110010000111…
…110110011011110100
32020101001110120010111
4111302013312123310
5340400202401301
614424530032404
71455420305401
oct256207663364
966331416114
1023389497076
119a12841380
124649118704
132289993cca
1411bc51b2a8
1591d5eb551
hex5721f66f4

23389497076 has 12 divisors (see below), whose sum is σ = 44652676320. Its totient is φ = 10631589560.

The previous prime is 23389497071. The next prime is 23389497133. The reversal of 23389497076 is 67079498332.

It is a self number, because there is not a number n which added to its sum of digits gives 23389497076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23389497071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265789696 + ... + 265789783.

It is an arithmetic number, because the mean of its divisors is an integer number (3721056360).

Almost surely, 223389497076 is an apocalyptic number.

It is an amenable number.

23389497076 is a deficient number, since it is larger than the sum of its proper divisors (21263179244).

23389497076 is a wasteful number, since it uses less digits than its factorization.

23389497076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531579494 (or 531579492 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 58.

The spelling of 23389497076 in words is "twenty-three billion, three hundred eighty-nine million, four hundred ninety-seven thousand, seventy-six".

Divisors: 1 2 4 11 22 44 531579479 1063158958 2126317916 5847374269 11694748538 23389497076