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12710970 = 2325141233
BaseRepresentation
bin110000011111…
…010000111010
3212220210011200
4300133100322
511223222340
61132235030
7213020136
oct60372072
925823150
1012710970
1171a1a38
12430ba76
1328307ac
14198c3c6
1511b1330
hexc1f43a

12710970 has 24 divisors (see below), whose sum is σ = 33048756. Its totient is φ = 3389568.

The previous prime is 12710959. The next prime is 12710987. The reversal of 12710970 is 7901721.

12710970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11840481 + 870489 = 3441^2 + 933^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

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, 70527 + ... + 70706.

Almost surely, 212710970 is an apocalyptic number.

12710970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12710970 is an abundant number, since it is smaller than the sum of its proper divisors (20337786).

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

12710970 is a wasteful number, since it uses less digits than its factorization.

12710970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141246 (or 141243 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 27.

The square root of 12710970 is about 3565.2447321327. The cubic root of 12710970 is about 233.3778123823.

Subtracting from 12710970 its reverse (7901721), we obtain a square (4809249 = 21932).

The spelling of 12710970 in words is "twelve million, seven hundred ten thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 141233 282466 423699 706165 847398 1271097 1412330 2118495 2542194 4236990 6355485 12710970