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13095090 = 2325145501
BaseRepresentation
bin110001111101…
…000010110010
3220122022002100
4301331002302
511323020330
61144401230
7216210051
oct61750262
926568070
1013095090
117434598
124476216
132936598
141a4c398
15123a060
hexc7d0b2

13095090 has 24 divisors (see below), whose sum is σ = 34047468. Its totient is φ = 3492000.

The previous prime is 13095079. The next prime is 13095101. The reversal of 13095090 is 9059031.

13095090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13095079) and next prime (13095101).

It can be written as a sum of positive squares in 2 ways, for example, as 12895281 + 199809 = 3591^2 + 447^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72661 + ... + 72840.

Almost surely, 213095090 is an apocalyptic number.

13095090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13095090 is an abundant number, since it is smaller than the sum of its proper divisors (20952378).

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

13095090 is a wasteful number, since it uses less digits than its factorization.

13095090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145514 (or 145511 counting only the distinct ones).

The product of its (nonzero) digits is 1215, while the sum is 27.

The square root of 13095090 is about 3618.7138599232. The cubic root of 13095090 is about 235.7053802224.

The spelling of 13095090 in words is "thirteen million, ninety-five thousand, ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 145501 291002 436503 727505 873006 1309509 1455010 2182515 2619018 4365030 6547545 13095090