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23100051 = 313592309
BaseRepresentation
bin101100000011…
…1101010010011
31121110121022110
41120013222103
521403200201
62143040403
7400230042
oct130075223
947417273
1023100051
1112048457
1278a0103
134a2a490
1430d4559
1520646d6
hex1607a93

23100051 has 8 divisors (see below), whose sum is σ = 33169360. Its totient is φ = 14215392.

The previous prime is 23100041. The next prime is 23100061. The reversal of 23100051 is 15000132.

It is an interprime number because it is at equal distance from previous prime (23100041) and next prime (23100061).

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

It is not a de Polignac number, because 23100051 - 29 = 23099539 is a prime.

It is a super-2 number, since 2×231000512 = 1067224712405202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23100001) 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, 296116 + ... + 296193.

It is an arithmetic number, because the mean of its divisors is an integer number (4146170).

Almost surely, 223100051 is an apocalyptic number.

23100051 is a deficient number, since it is larger than the sum of its proper divisors (10069309).

23100051 is a wasteful number, since it uses less digits than its factorization.

23100051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592325.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 23100051 is about 4806.2512418724. The cubic root of 23100051 is about 284.7984663246.

Adding to 23100051 its reverse (15000132), we get a palindrome (38100183).

The spelling of 23100051 in words is "twenty-three million, one hundred thousand, fifty-one".

Divisors: 1 3 13 39 592309 1776927 7700017 23100051