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23012697 = 343178393
BaseRepresentation
bin101011111001…
…0010101011001
31121022011111010
41113302111121
521342401242
62141124133
7366414261
oct127622531
947264433
1023012697
1111a98864
127859649
1349c97a6
1430b07a1
15204889c
hex15f2559

23012697 has 8 divisors (see below), whose sum is σ = 31397344. Its totient is φ = 14984928.

The previous prime is 23012687. The next prime is 23012707. The reversal of 23012697 is 79621032.

It is an interprime number because it is at equal distance from previous prime (23012687) and next prime (23012707).

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

It is not a de Polignac number, because 23012697 - 214 = 22996313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23012617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89068 + ... + 89325.

It is an arithmetic number, because the mean of its divisors is an integer number (3924668).

Almost surely, 223012697 is an apocalyptic number.

It is an amenable number.

23012697 is a deficient number, since it is larger than the sum of its proper divisors (8384647).

23012697 is a wasteful number, since it uses less digits than its factorization.

23012697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178439.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 23012697 is about 4797.1550944284. The cubic root of 23012697 is about 284.4390196324.

The spelling of 23012697 in words is "twenty-three million, twelve thousand, six hundred ninety-seven".

Divisors: 1 3 43 129 178393 535179 7670899 23012697