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12412975 = 521729207
BaseRepresentation
bin101111010110…
…100000101111
3212100122101211
4233112200233
511134203400
61122015251
7210336301
oct57264057
925318354
1012412975
117009063
1241a7527
132757c73
141911971
151152dba
hexbd682f

12412975 has 12 divisors (see below), whose sum is σ = 16298064. Its totient is φ = 9345920.

The previous prime is 12412949. The next prime is 12412987. The reversal of 12412975 is 57921421.

It is not a de Polignac number, because 12412975 - 223 = 4024367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14179 + ... + 15028.

It is an arithmetic number, because the mean of its divisors is an integer number (1358172).

Almost surely, 212412975 is an apocalyptic number.

12412975 is a deficient number, since it is larger than the sum of its proper divisors (3885089).

12412975 is a wasteful number, since it uses less digits than its factorization.

12412975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29234 (or 29229 counting only the distinct ones).

The product of its digits is 5040, while the sum is 31.

The square root of 12412975 is about 3523.2052168445. The cubic root of 12412975 is about 231.5396079372.

The spelling of 12412975 in words is "twelve million, four hundred twelve thousand, nine hundred seventy-five".

Divisors: 1 5 17 25 85 425 29207 146035 496519 730175 2482595 12412975