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12954120 = 2335107951
BaseRepresentation
bin110001011010…
…101000001000
3220101010201020
4301122220020
511304012440
61141352440
7215052054
oct61325010
926333636
1012954120
117348693
124408720
1328b737a
141a12c64
15120d3d0
hexc5aa08

12954120 has 32 divisors (see below), whose sum is σ = 38862720. Its totient is φ = 3454400.

The previous prime is 12954091. The next prime is 12954121. The reversal of 12954120 is 2145921.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (12954121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53856 + ... + 54095.

It is an arithmetic number, because the mean of its divisors is an integer number (1214460).

Almost surely, 212954120 is an apocalyptic number.

12954120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12954120 is an abundant number, since it is smaller than the sum of its proper divisors (25908600).

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

12954120 is a wasteful number, since it uses less digits than its factorization.

12954120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107965 (or 107961 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 12954120 is about 3599.1832406811. The cubic root of 12954120 is about 234.8565292974.

The spelling of 12954120 in words is "twelve million, nine hundred fifty-four thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 107951 215902 323853 431804 539755 647706 863608 1079510 1295412 1619265 2159020 2590824 3238530 4318040 6477060 12954120