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130043260 = 2256502163
BaseRepresentation
bin1111100000001…
…00110101111100
3100001200212211001
413300010311330
5231242341020
620523140044
73136230604
oct760046574
9301625731
10130043260
1167451476
1237674624
1320c32399
14133b1c04
15b63b50a
hex7c04d7c

130043260 has 12 divisors (see below), whose sum is σ = 273090888. Its totient is φ = 52017296.

The previous prime is 130043237. The next prime is 130043297. The reversal of 130043260 is 62340031.

It is a super-2 number, since 2×1300432602 = 33822498942855200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3251062 + ... + 3251101.

It is an arithmetic number, because the mean of its divisors is an integer number (22757574).

Almost surely, 2130043260 is an apocalyptic number.

130043260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130043260 is an abundant number, since it is smaller than the sum of its proper divisors (143047628).

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

130043260 is a wasteful number, since it uses less digits than its factorization.

130043260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6502172 (or 6502170 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 130043260 is about 11403.6511696912. The cubic root of 130043260 is about 506.6358870576.

Adding to 130043260 its reverse (62340031), we get a palindrome (192383291).

The spelling of 130043260 in words is "one hundred thirty million, forty-three thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 6502163 13004326 26008652 32510815 65021630 130043260