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130415372 = 2236978819
BaseRepresentation
bin1111100010111…
…11101100001100
3100002101210020222
413301133230030
5231341242442
620535130512
73142340513
oct761375414
9302353228
10130415372
1167685aaa
1237813a38
1321032879
141346b67a
15b6b18d2
hex7c5fb0c

130415372 has 12 divisors (see below), whose sum is σ = 228314520. Its totient is φ = 65182656.

The previous prime is 130415371. The next prime is 130415399. The reversal of 130415372 is 273514031.

It is not an unprimeable number, because it can be changed into a prime (130415371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10379 + ... + 19197.

It is an arithmetic number, because the mean of its divisors is an integer number (19026210).

Almost surely, 2130415372 is an apocalyptic number.

It is an amenable number.

130415372 is a deficient number, since it is larger than the sum of its proper divisors (97899148).

130415372 is a wasteful number, since it uses less digits than its factorization.

130415372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12520 (or 12518 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 130415372 is about 11419.9549911547. The cubic root of 130415372 is about 507.1186642505.

The spelling of 130415372 in words is "one hundred thirty million, four hundred fifteen thousand, three hundred seventy-two".

Divisors: 1 2 4 3697 7394 8819 14788 17638 35276 32603843 65207686 130415372