Search a number
-
+
23400113 = 115473889
BaseRepresentation
bin101100101000…
…0111010110001
31122000211220212
41121100322301
521442300423
62153313505
7402616622
oct131207261
948024825
1023400113
1112232940
127a05895
134b03c29
143171a49
1520c3578
hex1650eb1

23400113 has 8 divisors (see below), whose sum is σ = 25580640. Its totient is φ = 21228480.

The previous prime is 23400103. The next prime is 23400161. The reversal of 23400113 is 31100432.

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

It is a cyclic number.

It is not a de Polignac number, because 23400113 - 212 = 23396017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23400103) 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, 4073 + ... + 7961.

It is an arithmetic number, because the mean of its divisors is an integer number (3197580).

Almost surely, 223400113 is an apocalyptic number.

It is an amenable number.

23400113 is a deficient number, since it is larger than the sum of its proper divisors (2180527).

23400113 is a wasteful number, since it uses less digits than its factorization.

23400113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4447.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 23400113 is about 4837.3663289025. The cubic root of 23400113 is about 286.0263110096.

Adding to 23400113 its reverse (31100432), we get a palindrome (54500545).

The spelling of 23400113 in words is "twenty-three million, four hundred thousand, one hundred thirteen".

Divisors: 1 11 547 3889 6017 42779 2127283 23400113