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130755107 = 722981569
BaseRepresentation
bin1111100101100…
…10101000100011
3100010001001021202
413302302220203
5231433130412
620550311415
73145254140
oct762625043
9303031252
10130755107
116789827a
123795856b
13211213b2
14135193c7
15b72c3c2
hex7cb2a23

130755107 has 8 divisors (see below), whose sum is σ = 150088800. Its totient is φ = 111585024.

The previous prime is 130755073. The next prime is 130755133. The reversal of 130755107 is 701557031.

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

It is a cyclic number.

It is not a de Polignac number, because 130755107 - 26 = 130755043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130755107.

It is not an unprimeable number, because it can be changed into a prime (130755137) 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, 39182 + ... + 42387.

It is an arithmetic number, because the mean of its divisors is an integer number (18761100).

Almost surely, 2130755107 is an apocalyptic number.

130755107 is a deficient number, since it is larger than the sum of its proper divisors (19333693).

130755107 is an equidigital number, since it uses as much as digits as its factorization.

130755107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81805.

The product of its (nonzero) digits is 3675, while the sum is 29.

The square root of 130755107 is about 11434.8199373667. The cubic root of 130755107 is about 507.5586342989.

The spelling of 130755107 in words is "one hundred thirty million, seven hundred fifty-five thousand, one hundred seven".

Divisors: 1 7 229 1603 81569 570983 18679301 130755107