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13382418 = 237318629
BaseRepresentation
bin110011000011…
…001100010010
3221011220020010
4303003030102
511411214133
61154455350
7221514540
oct63031422
927156203
1013382418
117610455
124594556
132a072ba
141ac4d90
151295263
hexcc3312

13382418 has 16 divisors (see below), whose sum is σ = 30588480. Its totient is φ = 3823536.

The previous prime is 13382401. The next prime is 13382423. The reversal of 13382418 is 81428331.

It is a super-2 number, since 2×133824182 = 358178223053448, which contains 22 as substring.

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, 159273 + ... + 159356.

It is an arithmetic number, because the mean of its divisors is an integer number (1911780).

Almost surely, 213382418 is an apocalyptic number.

13382418 is an abundant number, since it is smaller than the sum of its proper divisors (17206062).

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

13382418 is a wasteful number, since it uses less digits than its factorization.

13382418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318641.

The product of its digits is 4608, while the sum is 30.

The square root of 13382418 is about 3658.1987370836. The cubic root of 13382418 is about 237.4168454966.

The spelling of 13382418 in words is "thirteen million, three hundred eighty-two thousand, four hundred eighteen".

Divisors: 1 2 3 6 7 14 21 42 318629 637258 955887 1911774 2230403 4460806 6691209 13382418