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13095056 = 2413157401
BaseRepresentation
bin110001111101…
…000010010000
3220122022001002
4301331002100
511323020211
61144401132
7216210002
oct61750220
926568032
1013095056
117434567
1244761a8
132936570
141a4c372
15123a03b
hexc7d090

13095056 has 40 divisors (see below), whose sum is σ = 27565944. Its totient is φ = 5990400.

The previous prime is 13095041. The next prime is 13095059. The reversal of 13095056 is 65059031.

It can be written as a sum of positive squares in 4 ways, for example, as 2310400 + 10784656 = 1520^2 + 3284^2 .

It is not an unprimeable number, because it can be changed into a prime (13095059) 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, 32456 + ... + 32856.

Almost surely, 213095056 is an apocalyptic number.

13095056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13095056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13782972).

13095056 is an abundant number, since it is smaller than the sum of its proper divisors (14470888).

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

13095056 is a wasteful number, since it uses less digits than its factorization.

13095056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 13095056 is about 3618.7091621184. The cubic root of 13095056 is about 235.7051762276.

The spelling of 13095056 in words is "thirteen million, ninety-five thousand, fifty-six".

Divisors: 1 2 4 8 13 16 26 52 104 157 208 314 401 628 802 1256 1604 2041 2512 3208 4082 5213 6416 8164 10426 16328 20852 32656 41704 62957 83408 125914 251828 503656 818441 1007312 1636882 3273764 6547528 13095056