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130267230 = 23519228539
BaseRepresentation
bin1111100001110…
…11100001011110
3100002010021001020
413300323201132
5231322022410
620532025010
73141152562
oct760734136
9302107036
10130267230
1167594775
1237762166
1320cb0302
141342d6a2
15b682a70
hex7c3b85e

130267230 has 32 divisors (see below), whose sum is σ = 329097600. Its totient is φ = 32909472.

The previous prime is 130267223. The next prime is 130267231. The reversal of 130267230 is 32762031.

It is a self number, because there is not a number n which added to its sum of digits gives 130267230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130267231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113700 + ... + 114839.

It is an arithmetic number, because the mean of its divisors is an integer number (10284300).

Almost surely, 2130267230 is an apocalyptic number.

130267230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130267230 is an abundant number, since it is smaller than the sum of its proper divisors (198830370).

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

130267230 is a wasteful number, since it uses less digits than its factorization.

130267230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228568.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 130267230 is about 11413.4670455563. The cubic root of 130267230 is about 506.9265753487.

The spelling of 130267230 in words is "one hundred thirty million, two hundred sixty-seven thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 228539 457078 685617 1142695 1371234 2285390 3428085 4342241 6856170 8684482 13026723 21711205 26053446 43422410 65133615 130267230