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13462990 = 2531137317
BaseRepresentation
bin110011010110…
…110111001110
3221022222202021
4303112313032
511421303430
61200320354
7222301462
oct63266716
927288667
1013462990
117665a42
1246130ba
132a34b88
141b064a2
1512ae07a
hexcd6dce

13462990 has 32 divisors (see below), whose sum is σ = 25277184. Its totient is φ = 5157120.

The previous prime is 13462951. The next prime is 13462993. The reversal of 13462990 is 9926431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13462993) 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, 42312 + ... + 42628.

It is an arithmetic number, because the mean of its divisors is an integer number (789912).

Almost surely, 213462990 is an apocalyptic number.

13462990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13462990 is a deficient number, since it is larger than the sum of its proper divisors (11814194).

13462990 is a wasteful number, since it uses less digits than its factorization.

13462990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 13462990 is about 3669.1947345433. The cubic root of 13462990 is about 237.8923671214.

The spelling of 13462990 in words is "thirteen million, four hundred sixty-two thousand, nine hundred ninety".

Divisors: 1 2 5 10 31 62 137 155 274 310 317 634 685 1370 1585 3170 4247 8494 9827 19654 21235 42470 43429 49135 86858 98270 217145 434290 1346299 2692598 6731495 13462990