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13250480 = 245179743
BaseRepresentation
bin110010100010…
…111110110000
3220221012020112
4302202332300
511343003410
61152000452
7220425065
oct62427660
926835215
1013250480
117530311
124530128
13298c229
141a8cc6c
15126b105
hexca2fb0

13250480 has 40 divisors (see below), whose sum is σ = 32622912. Its totient is φ = 4987904.

The previous prime is 13250443. The next prime is 13250509. The reversal of 13250480 is 8405231.

13250480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

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, 3512 + ... + 6231.

Almost surely, 213250480 is an apocalyptic number.

13250480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13250480 is an abundant number, since it is smaller than the sum of its proper divisors (19372432).

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

13250480 is a wasteful number, since it uses less digits than its factorization.

13250480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9773 (or 9767 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 13250480 is about 3640.1208771138. The cubic root of 13250480 is about 236.6340319567.

The spelling of 13250480 in words is "thirteen million, two hundred fifty thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 17 20 34 40 68 80 85 136 170 272 340 680 1360 9743 19486 38972 48715 77944 97430 155888 165631 194860 331262 389720 662524 779440 828155 1325048 1656310 2650096 3312620 6625240 13250480