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13986294 = 2372911483
BaseRepresentation
bin110101010110…
…100111110110
3222022120120220
4311112213312
512040030134
61215435210
7226611240
oct65264766
928276526
1013986294
117993123
124825b06
132b8911a
141c01090
151364149
hexd569f6

13986294 has 32 divisors (see below), whose sum is σ = 33073920. Its totient is φ = 3857952.

The previous prime is 13986293. The next prime is 13986311. The reversal of 13986294 is 49268931.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13986293) 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, 4524 + ... + 6959.

It is an arithmetic number, because the mean of its divisors is an integer number (1033560).

Almost surely, 213986294 is an apocalyptic number.

13986294 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13986294 is an abundant number, since it is smaller than the sum of its proper divisors (19087626).

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

13986294 is a wasteful number, since it uses less digits than its factorization.

13986294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11524.

The product of its digits is 93312, while the sum is 42.

The square root of 13986294 is about 3739.8253969938. The cubic root of 13986294 is about 240.9355497612.

The spelling of 13986294 in words is "thirteen million, nine hundred eighty-six thousand, two hundred ninety-four".

Divisors: 1 2 3 6 7 14 21 29 42 58 87 174 203 406 609 1218 11483 22966 34449 68898 80381 160762 241143 333007 482286 666014 999021 1998042 2331049 4662098 6993147 13986294