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130061060 = 22522732861
BaseRepresentation
bin1111100000010…
…01001100000100
3100001201210020022
413300021030010
5231243423220
620523354312
73136333523
oct760111404
9301653208
10130061060
1167463888
1237682998
1320c3a50c
14133b84ba
15b641925
hex7c09304

130061060 has 24 divisors (see below), whose sum is σ = 273343896. Its totient is φ = 51983360.

The previous prime is 130061059. The next prime is 130061069. The reversal of 130061060 is 60160031.

It can be written as a sum of positive squares in 4 ways, for example, as 38514436 + 91546624 = 6206^2 + 9568^2 .

It is not an unprimeable number, because it can be changed into a prime (130061069) 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, 44030 + ... + 46890.

It is an arithmetic number, because the mean of its divisors is an integer number (11389329).

Almost surely, 2130061060 is an apocalyptic number.

130061060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130061060 is an abundant number, since it is smaller than the sum of its proper divisors (143282836).

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

130061060 is a wasteful number, since it uses less digits than its factorization.

130061060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5143 (or 5141 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 130061060 is about 11404.4315947793. The cubic root of 130061060 is about 506.6590016923.

The spelling of 130061060 in words is "one hundred thirty million, sixty-one thousand, sixty".

Divisors: 1 2 4 5 10 20 2273 2861 4546 5722 9092 11365 11444 14305 22730 28610 45460 57220 6503053 13006106 26012212 32515265 65030530 130061060