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13380862 = 211797699
BaseRepresentation
bin110011000010…
…110011111110
3221011211002111
4303002303332
511411141422
61154444234
7221510155
oct63026376
927154074
1013380862
11760a270
12459367a
132a06691
141ac459c
151294a77
hexcc2cfe

13380862 has 16 divisors (see below), whose sum is σ = 22176000. Its totient is φ = 6004440.

The previous prime is 13380841. The next prime is 13380863. The reversal of 13380862 is 26808331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13380863) 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, 2112 + ... + 5587.

It is an arithmetic number, because the mean of its divisors is an integer number (1386000).

Almost surely, 213380862 is an apocalyptic number.

13380862 is a deficient number, since it is larger than the sum of its proper divisors (8795138).

13380862 is a wasteful number, since it uses less digits than its factorization.

13380862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7791.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 13380862 is about 3657.9860579286. The cubic root of 13380862 is about 237.4076434991.

The spelling of 13380862 in words is "thirteen million, three hundred eighty thousand, eight hundred sixty-two".

Divisors: 1 2 11 22 79 158 869 1738 7699 15398 84689 169378 608221 1216442 6690431 13380862