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130538667 = 3721312917
BaseRepresentation
bin1111100011111…
…01110010101011
3100002122001101110
413301331302223
5231404214132
620541521403
73143363130
oct761756253
9302561343
10130538667
116775a6a6
1237873263
1321076a1c
14134a0587
15b6d81cc
hex7c7dcab

130538667 has 16 divisors (see below), whose sum is σ = 199077632. Its totient is φ = 74532960.

The previous prime is 130538663. The next prime is 130538671. The reversal of 130538667 is 766835031.

It is an interprime number because it is at equal distance from previous prime (130538663) and next prime (130538671).

It is not a de Polignac number, because 130538667 - 22 = 130538663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130538663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43293 + ... + 46209.

It is an arithmetic number, because the mean of its divisors is an integer number (12442352).

Almost surely, 2130538667 is an apocalyptic number.

130538667 is a deficient number, since it is larger than the sum of its proper divisors (68538965).

130538667 is a wasteful number, since it uses less digits than its factorization.

130538667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5058.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 130538667 is about 11425.3519420629. The cubic root of 130538667 is about 507.2784243087.

The spelling of 130538667 in words is "one hundred thirty million, five hundred thirty-eight thousand, six hundred sixty-seven".

Divisors: 1 3 7 21 2131 2917 6393 8751 14917 20419 44751 61257 6216127 18648381 43512889 130538667