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12954080 = 25580963
BaseRepresentation
bin110001011010…
…100111100000
3220101010122202
4301122213200
511304012310
61141352332
7215051666
oct61324740
926333582
1012954080
117348657
1244086a8
1328b7349
141a12c36
15120d3a5
hexc5a9e0

12954080 has 24 divisors (see below), whose sum is σ = 30604392. Its totient is φ = 5181568.

The previous prime is 12954079. The next prime is 12954091. The reversal of 12954080 is 8045921.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40322 + ... + 40641.

It is an arithmetic number, because the mean of its divisors is an integer number (1275183).

Almost surely, 212954080 is an apocalyptic number.

12954080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12954080 is an abundant number, since it is smaller than the sum of its proper divisors (17650312).

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

12954080 is an equidigital number, since it uses as much as digits as its factorization.

12954080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80978 (or 80970 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 12954080 is about 3599.1776838606. The cubic root of 12954080 is about 234.8562875655.

The spelling of 12954080 in words is "twelve million, nine hundred fifty-four thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 80963 161926 323852 404815 647704 809630 1295408 1619260 2590816 3238520 6477040 12954080