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13682490 = 2352915727
BaseRepresentation
bin110100001100…
…011100111010
3221202010211220
4310030130322
512000314430
61205132510
7224204433
oct64143472
927663756
1013682490
1177a5948
1246ba136
132ab0a63
141b6248a
151304110
hexd0c73a

13682490 has 32 divisors (see below), whose sum is σ = 33972480. Its totient is φ = 3522624.

The previous prime is 13682453. The next prime is 13682497. The reversal of 13682490 is 9428631.

13682490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13682497) 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, 6994 + ... + 8733.

It is an arithmetic number, because the mean of its divisors is an integer number (1061640).

Almost surely, 213682490 is an apocalyptic number.

13682490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13682490 is an abundant number, since it is smaller than the sum of its proper divisors (20289990).

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

13682490 is a wasteful number, since it uses less digits than its factorization.

13682490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15766.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 13682490 is about 3698.9849959144. The cubic root of 13682490 is about 239.1782660723.

The spelling of 13682490 in words is "thirteen million, six hundred eighty-two thousand, four hundred ninety".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 870 15727 31454 47181 78635 94362 157270 235905 456083 471810 912166 1368249 2280415 2736498 4560830 6841245 13682490