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130412424 = 23319727583
BaseRepresentation
bin1111100010111…
…10111110001000
3100002101122012210
413301132332020
5231341144144
620535105120
73142326102
oct761367610
9302348183
10130412424
116768386a
12378121a0
132103141c
141346a572
15b6b0ab9
hex7c5ef88

130412424 has 32 divisors (see below), whose sum is σ = 327697920. Its totient is φ = 43248576.

The previous prime is 130412393. The next prime is 130412453. The reversal of 130412424 is 424214031.

It is a self number, because there is not a number n which added to its sum of digits gives 130412424.

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, 9064 + ... + 18519.

It is an arithmetic number, because the mean of its divisors is an integer number (10240560).

Almost surely, 2130412424 is an apocalyptic number.

It is an amenable number.

130412424 is an abundant number, since it is smaller than the sum of its proper divisors (197285496).

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

130412424 is a wasteful number, since it uses less digits than its factorization.

130412424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27789 (or 27785 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 130412424 is about 11419.8259181128. The cubic root of 130412424 is about 507.1148431338.

Adding to 130412424 its reverse (424214031), we get a palindrome (554626455).

The spelling of 130412424 in words is "one hundred thirty million, four hundred twelve thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 24 197 394 591 788 1182 1576 2364 4728 27583 55166 82749 110332 165498 220664 330996 661992 5433851 10867702 16301553 21735404 32603106 43470808 65206212 130412424