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13691130 = 2354111131
BaseRepresentation
bin110100001110…
…100011111010
3221202120200220
4310032203322
512001104010
61205240510
7224241555
oct64164372
927676626
1013691130
117801392
124703136
132ab497b
141b6569c
151306970
hexd0e8fa

13691130 has 32 divisors (see below), whose sum is σ = 33663168. Its totient is φ = 3561600.

The previous prime is 13691129. The next prime is 13691149. The reversal of 13691130 is 3119631.

It is a self number, because there is not a number n which added to its sum of digits gives 13691130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4336 + ... + 6795.

It is an arithmetic number, because the mean of its divisors is an integer number (1051974).

Almost surely, 213691130 is an apocalyptic number.

13691130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13691130 is an abundant number, since it is smaller than the sum of its proper divisors (19972038).

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

13691130 is a wasteful number, since it uses less digits than its factorization.

13691130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11182.

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 13691130 is about 3700.1526995517. The cubic root of 13691130 is about 239.2285996348.

The spelling of 13691130 in words is "thirteen million, six hundred ninety-one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 41 82 123 205 246 410 615 1230 11131 22262 33393 55655 66786 111310 166965 333930 456371 912742 1369113 2281855 2738226 4563710 6845565 13691130