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13255004 = 2272771709
BaseRepresentation
bin110010100100…
…000101011100
3220221102110002
4302210011130
511343130004
61152033432
7220444220
oct62440534
926842402
1013255004
117533754
124532878
1329912c9
141a90780
15126c61e
hexca415c

13255004 has 24 divisors (see below), whose sum is σ = 26621280. Its totient is φ = 5656896.

The previous prime is 13254979. The next prime is 13255007. The reversal of 13255004 is 40055231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13255007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6902 + ... + 8610.

It is an arithmetic number, because the mean of its divisors is an integer number (1109220).

Almost surely, 213255004 is an apocalyptic number.

13255004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13255004 is an abundant number, since it is smaller than the sum of its proper divisors (13366276).

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

13255004 is a wasteful number, since it uses less digits than its factorization.

13255004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997 (or 1995 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 13255004 is about 3640.7422320181. The cubic root of 13255004 is about 236.6609595485.

The spelling of 13255004 in words is "thirteen million, two hundred fifty-five thousand, four".

Divisors: 1 2 4 7 14 28 277 554 1108 1709 1939 3418 3878 6836 7756 11963 23926 47852 473393 946786 1893572 3313751 6627502 13255004