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130510460 = 22519333811
BaseRepresentation
bin1111100011101…
…10111001111100
3100002120121200202
413301312321330
5231402313320
620541143032
73143214653
oct761667174
9302517622
10130510460
1167740493
123785aa78
1321066c32
141349419a
15b6ceb75
hex7c76e7c

130510460 has 24 divisors (see below), whose sum is σ = 275500176. Its totient is φ = 51932160.

The previous prime is 130510423. The next prime is 130510477. The reversal of 130510460 is 64015031.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13046 + ... + 20765.

It is an arithmetic number, because the mean of its divisors is an integer number (11479174).

Almost surely, 2130510460 is an apocalyptic number.

130510460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130510460 is an abundant number, since it is smaller than the sum of its proper divisors (144989716).

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

130510460 is a wasteful number, since it uses less digits than its factorization.

130510460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34013 (or 34011 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 130510460 is about 11424.1174713848. The cubic root of 130510460 is about 507.2418838373.

Adding to 130510460 its reverse (64015031), we get a palindrome (194525491).

The spelling of 130510460 in words is "one hundred thirty million, five hundred ten thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 193 386 772 965 1930 3860 33811 67622 135244 169055 338110 676220 6525523 13051046 26102092 32627615 65255230 130510460