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13858076 = 2215722067
BaseRepresentation
bin110100110111…
…010100011100
3222002001201002
4310313110130
512021424301
61213005432
7225535361
oct64672434
928061632
1013858076
117905861
124783878
132b4295b
141baa468
15133b16b
hexd3751c

13858076 has 12 divisors (see below), whose sum is σ = 24407208. Its totient is φ = 6884592.

The previous prime is 13858067. The next prime is 13858081. The reversal of 13858076 is 67085831.

It is a super-5 number, since 5×138580765 (a number of 37 digits) contains 55555 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10406 + ... + 11661.

It is an arithmetic number, because the mean of its divisors is an integer number (2033934).

Almost surely, 213858076 is an apocalyptic number.

It is an amenable number.

13858076 is a deficient number, since it is larger than the sum of its proper divisors (10549132).

13858076 is a wasteful number, since it uses less digits than its factorization.

13858076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22228 (or 22226 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 13858076 is about 3722.6436842653. The cubic root of 13858076 is about 240.1970372645.

The spelling of 13858076 in words is "thirteen million, eight hundred fifty-eight thousand, seventy-six".

Divisors: 1 2 4 157 314 628 22067 44134 88268 3464519 6929038 13858076