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23134752 = 253280329
BaseRepresentation
bin101100001000…
…0001000100000
31121112100220200
41120100020200
521410303002
62143505200
7400433154
oct130201040
947470820
1023134752
1112071533
1278b8200
134a40204
143103064
15206eb1c
hex1610220

23134752 has 36 divisors (see below), whose sum is σ = 65790270. Its totient is φ = 7711488.

The previous prime is 23134751. The next prime is 23134759. The reversal of 23134752 is 25743132.

It can be written as a sum of positive squares in only one way, i.e., 16353936 + 6780816 = 4044^2 + 2604^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (23134751) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39877 + ... + 40452.

Almost surely, 223134752 is an apocalyptic number.

It is an amenable number.

23134752 is an abundant number, since it is smaller than the sum of its proper divisors (42655518).

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

23134752 is a wasteful number, since it uses less digits than its factorization.

23134752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80345 (or 80334 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 23134752 is about 4809.8598732188. The cubic root of 23134752 is about 284.9410034854.

Adding to 23134752 its reverse (25743132), we get a palindrome (48877884).

The spelling of 23134752 in words is "twenty-three million, one hundred thirty-four thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 80329 160658 240987 321316 481974 642632 722961 963948 1285264 1445922 1927896 2570528 2891844 3855792 5783688 7711584 11567376 23134752