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13925268 = 2232755259
BaseRepresentation
bin110101000111…
…101110010100
3222012110212200
4311013232110
512031102033
61214244500
7226235310
oct65075624
928173780
1013925268
117951295
1247b6730
132b67406
141bc6b40
151351013
hexd47b94

13925268 has 36 divisors (see below), whose sum is σ = 40229280. Its totient is φ = 3978576.

The previous prime is 13925267. The next prime is 13925279. The reversal of 13925268 is 86252931.

13925268 is a `hidden beast` number, since 1 + 392 + 5 + 268 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13925267) 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 11 ways as a sum of consecutive naturals, for example, 27378 + ... + 27881.

It is an arithmetic number, because the mean of its divisors is an integer number (1117480).

Almost surely, 213925268 is an apocalyptic number.

13925268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

13925268 is an abundant number, since it is smaller than the sum of its proper divisors (26304012).

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

13925268 is a wasteful number, since it uses less digits than its factorization.

13925268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55276 (or 55271 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 13925268 is about 3731.6575405575. The cubic root of 13925268 is about 240.5846164421.

The spelling of 13925268 in words is "thirteen million, nine hundred twenty-five thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 55259 110518 165777 221036 331554 386813 497331 663108 773626 994662 1160439 1547252 1989324 2320878 3481317 4641756 6962634 13925268