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13906204 = 22131715731
BaseRepresentation
bin110101000011…
…000100011100
3222011111201121
4311003010130
512024444304
61214020324
7226125604
oct65030434
928144647
1013906204
117938a34
1247a76a4
132b5b830
141bbdc04
15134a554
hexd4311c

13906204 has 24 divisors (see below), whose sum is σ = 27751248. Its totient is φ = 6040320.

The previous prime is 13906183. The next prime is 13906261. The reversal of 13906204 is 40260931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6982 + ... + 8749.

It is an arithmetic number, because the mean of its divisors is an integer number (1156302).

Almost surely, 213906204 is an apocalyptic number.

It is an amenable number.

13906204 is a deficient number, since it is larger than the sum of its proper divisors (13845044).

13906204 is a wasteful number, since it uses less digits than its factorization.

13906204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15765 (or 15763 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 13906204 is about 3729.1023048450. The cubic root of 13906204 is about 240.4747777486.

The spelling of 13906204 in words is "thirteen million, nine hundred six thousand, two hundred four".

Divisors: 1 2 4 13 17 26 34 52 68 221 442 884 15731 31462 62924 204503 267427 409006 534854 818012 1069708 3476551 6953102 13906204