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12486964 = 227263709
BaseRepresentation
bin101111101000…
…100100110100
3212111101220011
4233220210310
511144040324
61123350004
7211065100
oct57504464
925441804
1012486964
117059706
124222304
132782849
141930900
151169c94
hexbe8934

12486964 has 18 divisors (see below), whose sum is σ = 25420290. Its totient is φ = 5351472.

The previous prime is 12486923. The next prime is 12486997. The reversal of 12486964 is 46968421.

12486964 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 only one way, i.e., 8076964 + 4410000 = 2842^2 + 2100^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31659 + ... + 32050.

Almost surely, 212486964 is an apocalyptic number.

12486964 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12486964 is an abundant number, since it is smaller than the sum of its proper divisors (12933326).

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

12486964 is a wasteful number, since it uses less digits than its factorization.

12486964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63727 (or 63718 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 12486964 is about 3533.6898562268. The cubic root of 12486964 is about 231.9987366162.

The spelling of 12486964 in words is "twelve million, four hundred eighty-six thousand, nine hundred sixty-four".

Divisors: 1 2 4 7 14 28 49 98 196 63709 127418 254836 445963 891926 1783852 3121741 6243482 12486964