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23120113238 = 296711954557
BaseRepresentation
bin10101100010000100…
…001110111001010110
32012200021120102222022
4111202010032321112
5334322222110423
614342104133142
71445636501645
oct254204167126
965607512868
1023120113238
119894779302
124592a671b2
132245c257a1
14119483735c
15904b38dc8
hex56210ee56

23120113238 has 8 divisors (see below), whose sum is σ = 34716036432. Its totient is φ = 11548101096.

The previous prime is 23120113231. The next prime is 23120113249. The reversal of 23120113238 is 83231102132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×231201132382 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23120113231) 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, 5975345 + ... + 5979212.

It is an arithmetic number, because the mean of its divisors is an integer number (4339504554).

Almost surely, 223120113238 is an apocalyptic number.

23120113238 is a deficient number, since it is larger than the sum of its proper divisors (11595923194).

23120113238 is a wasteful number, since it uses less digits than its factorization.

23120113238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11955526.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 23120113238 in words is "twenty-three billion, one hundred twenty million, one hundred thirteen thousand, two hundred thirty-eight".

Divisors: 1 2 967 1934 11954557 23909114 11560056619 23120113238