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13380808 = 237238943
BaseRepresentation
bin110011000010…
…110011001000
3221011211000111
4303002303020
511411141213
61154444104
7221510050
oct63026310
927154014
1013380808
11760a221
124593634
132a0664c
141ac4560
151294a3d
hexcc2cc8

13380808 has 16 divisors (see below), whose sum is σ = 28673280. Its totient is φ = 5734608.

The previous prime is 13380799. The next prime is 13380817. The reversal of 13380808 is 80808331.

It is an interprime number because it is at equal distance from previous prime (13380799) and next prime (13380817).

It is a self number, because there is not a number n which added to its sum of digits gives 13380808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119416 + ... + 119527.

It is an arithmetic number, because the mean of its divisors is an integer number (1792080).

Almost surely, 213380808 is an apocalyptic number.

It is an amenable number.

13380808 is an abundant number, since it is smaller than the sum of its proper divisors (15292472).

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

13380808 is a wasteful number, since it uses less digits than its factorization.

13380808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238956 (or 238952 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 13380808 is about 3657.9786768105. The cubic root of 13380808 is about 237.4073241367.

The spelling of 13380808 in words is "thirteen million, three hundred eighty thousand, eight hundred eight".

Divisors: 1 2 4 7 8 14 28 56 238943 477886 955772 1672601 1911544 3345202 6690404 13380808