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13248560 = 2451312739
BaseRepresentation
bin110010100010…
…100000110000
3220221002121102
4302202200300
511342423220
61151543532
7220416353
oct62424060
926832542
1013248560
117529926
12452aba8
13298b3b0
141a8c29a
15126a775
hexca2830

13248560 has 40 divisors (see below), whose sum is σ = 33174960. Its totient is φ = 4891392.

The previous prime is 13248541. The next prime is 13248583. The reversal of 13248560 is 6584231.

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, 5330 + ... + 7409.

It is an arithmetic number, because the mean of its divisors is an integer number (829374).

Almost surely, 213248560 is an apocalyptic number.

13248560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13248560 is an abundant number, since it is smaller than the sum of its proper divisors (19926400).

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

13248560 is a wasteful number, since it uses less digits than its factorization.

13248560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12765 (or 12759 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 13248560 is about 3639.8571400537. The cubic root of 13248560 is about 236.6226019485.

The spelling of 13248560 in words is "thirteen million, two hundred forty-eight thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 208 260 520 1040 12739 25478 50956 63695 101912 127390 165607 203824 254780 331214 509560 662428 828035 1019120 1324856 1656070 2649712 3312140 6624280 13248560