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130426172 = 2232606543
BaseRepresentation
bin1111100011000…
…10010100111100
3100002102100001222
413301202110330
5231342114142
620535252512
73142414142
oct761422474
9302370058
10130426172
1167693128
123781a138
1321037766
1413471592
15b6b4bd2
hex7c6253c

130426172 has 6 divisors (see below), whose sum is σ = 228245808. Its totient is φ = 65213084.

The previous prime is 130426151. The next prime is 130426183. The reversal of 130426172 is 271624031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16303268 + ... + 16303275.

It is an arithmetic number, because the mean of its divisors is an integer number (38040968).

Almost surely, 2130426172 is an apocalyptic number.

It is an amenable number.

130426172 is a deficient number, since it is larger than the sum of its proper divisors (97819636).

130426172 is a wasteful number, since it uses less digits than its factorization.

130426172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32606547 (or 32606545 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 130426172 is about 11420.4278378702. The cubic root of 130426172 is about 507.1326624225.

The spelling of 130426172 in words is "one hundred thirty million, four hundred twenty-six thousand, one hundred seventy-two".

Divisors: 1 2 4 32606543 65213086 130426172