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13372120 = 2351093067
BaseRepresentation
bin110011000000…
…101011011000
3221011101002201
4303000223120
511410401440
61154335544
7221442526
oct63005330
927141081
1013372120
117603743
12458a5b4
132a026c8
141ac1316
15129219a
hexcc0ad8

13372120 has 32 divisors (see below), whose sum is σ = 30373200. Its totient is φ = 5298048.

The previous prime is 13372091. The next prime is 13372123. The reversal of 13372120 is 2127331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13372123) 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, 2827 + ... + 5893.

Almost surely, 213372120 is an apocalyptic number.

13372120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13372120 is an abundant number, since it is smaller than the sum of its proper divisors (17001080).

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

13372120 is a wasteful number, since it uses less digits than its factorization.

13372120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3187 (or 3183 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 13372120 is about 3656.7909428897. The cubic root of 13372120 is about 237.3559310918.

Adding to 13372120 its reverse (2127331), we get a palindrome (15499451).

The spelling of 13372120 in words is "thirteen million, three hundred seventy-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 109 218 436 545 872 1090 2180 3067 4360 6134 12268 15335 24536 30670 61340 122680 334303 668606 1337212 1671515 2674424 3343030 6686060 13372120