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23980074 = 2313130509
BaseRepresentation
bin101101101111…
…0100000101010
31200010022110220
41123132200222
522114330244
62213550510
7410553516
oct133364052
950108426
1023980074
1112599648
128045436
134c77bc1
143283146
15218a319
hex16de82a

23980074 has 16 divisors (see below), whose sum is σ = 48327840. Its totient is φ = 7932080.

The previous prime is 23980063. The next prime is 23980087. The reversal of 23980074 is 47008932.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14469 + ... + 16040.

It is an arithmetic number, because the mean of its divisors is an integer number (3020490).

Almost surely, 223980074 is an apocalyptic number.

23980074 is an abundant number, since it is smaller than the sum of its proper divisors (24347766).

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

23980074 is a wasteful number, since it uses less digits than its factorization.

23980074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30645.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 23980074 is about 4896.9453744145. The cubic root of 23980074 is about 288.3700634450.

The spelling of 23980074 in words is "twenty-three million, nine hundred eighty thousand, seventy-four".

Divisors: 1 2 3 6 131 262 393 786 30509 61018 91527 183054 3996679 7993358 11990037 23980074