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13381080 = 2335111509
BaseRepresentation
bin110011000010…
…110111011000
3221011211101120
4303002313120
511411143310
61154445240
7221510616
oct63026730
927154346
1013381080
11760a449
124593820
132a067cb
141ac46b6
151294b70
hexcc2dd8

13381080 has 32 divisors (see below), whose sum is σ = 40143600. Its totient is φ = 3568256.

The previous prime is 13381079. The next prime is 13381097. The reversal of 13381080 is 8018331.

13381080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13381080.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55635 + ... + 55874.

Almost surely, 213381080 is an apocalyptic number.

13381080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13381080 is an abundant number, since it is smaller than the sum of its proper divisors (26762520).

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

13381080 is a wasteful number, since it uses less digits than its factorization.

13381080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111523 (or 111519 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 13381080 is about 3658.0158556245. The cubic root of 13381080 is about 237.4089327679.

The spelling of 13381080 in words is "thirteen million, three hundred eighty-one thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 111509 223018 334527 446036 557545 669054 892072 1115090 1338108 1672635 2230180 2676216 3345270 4460360 6690540 13381080