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12268130 = 257225037
BaseRepresentation
bin101110110011…
…001001100010
3212002021201012
4232303021202
511120040010
61114540522
7206164100
oct56631142
925067635
1012268130
116a1a256
124137742
132707064
1418b4c70
151125005
hexbb3262

12268130 has 24 divisors (see below), whose sum is σ = 25688988. Its totient is φ = 4206048.

The previous prime is 12268103. The next prime is 12268133. The reversal of 12268130 is 3186221.

12268130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12201049 + 67081 = 3493^2 + 259^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12268096 and 12268105.

It is not an unprimeable number, because it can be changed into a prime (12268133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12029 + ... + 13008.

Almost surely, 212268130 is an apocalyptic number.

12268130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12268130 is an abundant number, since it is smaller than the sum of its proper divisors (13420858).

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

12268130 is a wasteful number, since it uses less digits than its factorization.

12268130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25058 (or 25051 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 12268130 is about 3502.5890424085. The cubic root of 12268130 is about 230.6354826403.

The spelling of 12268130 in words is "twelve million, two hundred sixty-eight thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 25037 50074 125185 175259 250370 350518 876295 1226813 1752590 2453626 6134065 12268130