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130975476 = 22331334871
BaseRepresentation
bin1111100111010…
…00011011110100
3100010110020120120
413303220123310
5232012203401
620555131540
73150162462
oct763503364
9303406516
10130975476
1167a288a5
1237a43bb0
132119a7a8
1413575832
15b772836
hex7ce86f4

130975476 has 24 divisors (see below), whose sum is σ = 306594624. Its totient is φ = 43517760.

The previous prime is 130975469. The next prime is 130975477. The reversal of 130975476 is 674579031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130975477) 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, 13680 + ... + 21191.

It is an arithmetic number, because the mean of its divisors is an integer number (12774776).

Almost surely, 2130975476 is an apocalyptic number.

It is an amenable number.

130975476 is an abundant number, since it is smaller than the sum of its proper divisors (175619148).

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

130975476 is a wasteful number, since it uses less digits than its factorization.

130975476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35191 (or 35189 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 130975476 is about 11444.4517562005. The cubic root of 130975476 is about 507.8436133823.

The spelling of 130975476 in words is "one hundred thirty million, nine hundred seventy-five thousand, four hundred seventy-six".

Divisors: 1 2 3 4 6 12 313 626 939 1252 1878 3756 34871 69742 104613 139484 209226 418452 10914623 21829246 32743869 43658492 65487738 130975476