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13830674 = 21113371307
BaseRepresentation
bin110100110000…
…101000010010
3222000200010012
4310300220102
512020040144
61212234522
7225362444
oct64605022
928020105
1013830674
117897210
12476ba42
132b33340
141ba0494
151332e9e
hexd30a12

13830674 has 32 divisors (see below), whose sum is σ = 25050816. Its totient is φ = 5641920.

The previous prime is 13830667. The next prime is 13830679. The reversal of 13830674 is 47603831.

It is a self number, because there is not a number n which added to its sum of digits gives 13830674.

It is not an unprimeable number, because it can be changed into a prime (13830679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9929 + ... + 11235.

It is an arithmetic number, because the mean of its divisors is an integer number (782838).

Almost surely, 213830674 is an apocalyptic number.

13830674 is a deficient number, since it is larger than the sum of its proper divisors (11220142).

13830674 is a wasteful number, since it uses less digits than its factorization.

13830674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 13830674 is about 3718.9614141585. The cubic root of 13830674 is about 240.0386164714.

The spelling of 13830674 in words is "thirteen million, eight hundred thirty thousand, six hundred seventy-four".

Divisors: 1 2 11 13 22 26 37 74 143 286 407 481 814 962 1307 2614 5291 10582 14377 16991 28754 33982 48359 96718 186901 373802 531949 628667 1063898 1257334 6915337 13830674