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12508970 = 255872131
BaseRepresentation
bin101111101101…
…111100101010
3212112112002012
4233231330222
511200241340
61124035522
7211216205
oct57557452
925475065
1012508970
1170741a1
124232ba2
13278c876
14193893c
151171565
hexbedf2a

12508970 has 16 divisors (see below), whose sum is σ = 22565088. Its totient is φ = 4992720.

The previous prime is 12508963. The next prime is 12508981. The reversal of 12508970 is 7980521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4805 + ... + 6935.

It is an arithmetic number, because the mean of its divisors is an integer number (1410318).

Almost surely, 212508970 is an apocalyptic number.

12508970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12508970 is a deficient number, since it is larger than the sum of its proper divisors (10056118).

12508970 is a wasteful number, since it uses less digits than its factorization.

12508970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 12508970 is about 3536.8022280020. The cubic root of 12508970 is about 232.1349418096.

The spelling of 12508970 in words is "twelve million, five hundred eight thousand, nine hundred seventy".

Divisors: 1 2 5 10 587 1174 2131 2935 4262 5870 10655 21310 1250897 2501794 6254485 12508970