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13491214 = 2114114957
BaseRepresentation
bin110011011101…
…110000001110
3221101102110121
4303131300032
511423204324
61201055154
7222446662
oct63356016
927342417
1013491214
117685170
1246274ba
132a44989
141b128a2
1512b75e4
hexcddc0e

13491214 has 16 divisors (see below), whose sum is σ = 22616496. Its totient is φ = 5982400.

The previous prime is 13491211. The next prime is 13491223. The reversal of 13491214 is 41219431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13491211) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6577 + ... + 8380.

It is an arithmetic number, because the mean of its divisors is an integer number (1413531).

Almost surely, 213491214 is an apocalyptic number.

13491214 is a deficient number, since it is larger than the sum of its proper divisors (9125282).

13491214 is a wasteful number, since it uses less digits than its factorization.

13491214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15011.

The product of its digits is 864, while the sum is 25.

The square root of 13491214 is about 3673.0387964191. The cubic root of 13491214 is about 238.0584913791.

The spelling of 13491214 in words is "thirteen million, four hundred ninety-one thousand, two hundred fourteen".

Divisors: 1 2 11 22 41 82 451 902 14957 29914 164527 329054 613237 1226474 6745607 13491214