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130601607 = 392946861
BaseRepresentation
bin1111100100011…
…01001010000111
3100002202020201120
413302031022013
5231413222412
620543125023
73144044463
oct762151207
9302666646
10130601607
11677a2a14
12378a3773
1321099576
14134b94a3
15b6ebb8c
hex7c8d287

130601607 has 8 divisors (see below), whose sum is σ = 174326640. Its totient is φ = 86972160.

The previous prime is 130601557. The next prime is 130601617. The reversal of 130601607 is 706106031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130601607 - 28 = 130601351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130601617) 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, 20644 + ... + 26217.

It is an arithmetic number, because the mean of its divisors is an integer number (21790830).

Almost surely, 2130601607 is an apocalyptic number.

130601607 is a deficient number, since it is larger than the sum of its proper divisors (43725033).

130601607 is an equidigital number, since it uses as much as digits as its factorization.

130601607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47793.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 130601607 is about 11428.1060110589. The cubic root of 130601607 is about 507.3599403189.

Adding to 130601607 its reverse (706106031), we get a palindrome (836707638).

The spelling of 130601607 in words is "one hundred thirty million, six hundred one thousand, six hundred seven".

Divisors: 1 3 929 2787 46861 140583 43533869 130601607