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13912514 = 2711611481
BaseRepresentation
bin110101000100…
…100111000010
3222011211101022
4311010213002
512030200024
61214105442
7226153160
oct65044702
928154338
1013912514
117942750
1247ab282
132b61675
141bc2230
15134c35e
hexd449c2

13912514 has 32 divisors (see below), whose sum is σ = 26462592. Its totient is φ = 5328000.

The previous prime is 13912501. The next prime is 13912523. The reversal of 13912514 is 41521931.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8654 + ... + 10134.

It is an arithmetic number, because the mean of its divisors is an integer number (826956).

Almost surely, 213912514 is an apocalyptic number.

13912514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13912514 is a deficient number, since it is larger than the sum of its proper divisors (12550078).

13912514 is a wasteful number, since it uses less digits than its factorization.

13912514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562.

The product of its digits is 1080, while the sum is 26.

The square root of 13912514 is about 3729.9482570138. The cubic root of 13912514 is about 240.5111444043.

The spelling of 13912514 in words is "thirteen million, nine hundred twelve thousand, five hundred fourteen".

Divisors: 1 2 7 11 14 22 61 77 122 154 427 671 854 1342 1481 2962 4697 9394 10367 16291 20734 32582 90341 114037 180682 228074 632387 993751 1264774 1987502 6956257 13912514