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23057076 = 2237274489
BaseRepresentation
bin101011111110…
…1001010110100
31121101102100210
41113331022310
521400311301
62142105420
7366660540
oct127751264
947342323
1023057076
1112019139
12787b270
134a13a53
1430c2a20
152056ad6
hex15fd2b4

23057076 has 24 divisors (see below), whose sum is σ = 61485760. Its totient is φ = 6587712.

The previous prime is 23057057. The next prime is 23057081. The reversal of 23057076 is 67075032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137161 + ... + 137328.

Almost surely, 223057076 is an apocalyptic number.

It is an amenable number.

23057076 is an abundant number, since it is smaller than the sum of its proper divisors (38428684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23057076 is a wasteful number, since it uses less digits than its factorization.

23057076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274503 (or 274501 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 23057076 is about 4801.7784205438. The cubic root of 23057076 is about 284.6217450434.

The spelling of 23057076 in words is "twenty-three million, fifty-seven thousand, seventy-six".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 274489 548978 823467 1097956 1646934 1921423 3293868 3842846 5764269 7685692 11528538 23057076