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23042711 = 232431013
BaseRepresentation
bin101011111100…
…1101010010111
31121100200122202
41113321222113
521344331321
62141515115
7366600626
oct127715227
947320582
1023042711
111200936a
127872a9b
134a0a353
1430bb6bd
15205270b
hex15f9a97

23042711 has 12 divisors (see below), whose sum is σ = 24672648. Its totient is φ = 21507024.

The previous prime is 23042699. The next prime is 23042713. The reversal of 23042711 is 11724032.

It is not a de Polignac number, because 23042711 - 210 = 23041687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23042713) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22241 + ... + 23253.

It is an arithmetic number, because the mean of its divisors is an integer number (2056054).

Almost surely, 223042711 is an apocalyptic number.

23042711 is a deficient number, since it is larger than the sum of its proper divisors (1629937).

23042711 is a wasteful number, since it uses less digits than its factorization.

23042711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102 (or 1079 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 23042711 is about 4800.2823875268. The cubic root of 23042711 is about 284.5626244976.

Adding to 23042711 its reverse (11724032), we get a palindrome (34766743).

The spelling of 23042711 in words is "twenty-three million, forty-two thousand, seven hundred eleven".

Divisors: 1 23 43 529 989 1013 22747 23299 43559 535877 1001857 23042711