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130526404 = 2232631601
BaseRepresentation
bin1111100011110…
…10110011000100
3100002121102120021
413301322303010
5231403321104
620541344524
73143312311
oct761726304
9302542507
10130526404
1167751468
1237868144
1321071278
1413499d08
15b6d4754
hex7c7acc4

130526404 has 6 divisors (see below), whose sum is σ = 228421214. Its totient is φ = 65263200.

The previous prime is 130526393. The next prime is 130526437. The reversal of 130526404 is 404625031.

It can be written as a sum of positive squares in only one way, i.e., 122058304 + 8468100 = 11048^2 + 2910^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16315797 + ... + 16315804.

Almost surely, 2130526404 is an apocalyptic number.

It is an amenable number.

130526404 is a deficient number, since it is larger than the sum of its proper divisors (97894810).

130526404 is a wasteful number, since it uses less digits than its factorization.

130526404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32631605 (or 32631603 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 130526404 is about 11424.8152720296. The cubic root of 130526404 is about 507.2625389768.

The spelling of 130526404 in words is "one hundred thirty million, five hundred twenty-six thousand, four hundred four".

Divisors: 1 2 4 32631601 65263202 130526404