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130939375 = 5471732
BaseRepresentation
bin1111100110111…
…11100111101111
3100010101102001111
413303133213233
5232010030000
620554252451
73146652310
oct763374757
9303342044
10130939375
1167a03766
1237a27127
1321187228
1413566607
15b766cba
hex7cdf9ef

130939375 has 30 divisors (see below), whose sum is σ = 188083544. Its totient is φ = 89268000.

The previous prime is 130939331. The next prime is 130939433. The reversal of 130939375 is 573939031.

It is not a de Polignac number, because 130939375 - 213 = 130931183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 756789 + ... + 756961.

Almost surely, 2130939375 is an apocalyptic number.

130939375 is a deficient number, since it is larger than the sum of its proper divisors (57144169).

130939375 is an frugal number, since it uses more digits than its factorization.

130939375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 76545, while the sum is 40.

The square root of 130939375 is about 11442.8744203544. The cubic root of 130939375 is about 507.7969498197.

The spelling of 130939375 in words is "one hundred thirty million, nine hundred thirty-nine thousand, three hundred seventy-five".

Divisors: 1 5 7 25 35 125 173 175 625 865 875 1211 4325 4375 6055 21625 29929 30275 108125 149645 151375 209503 748225 756875 1047515 3741125 5237575 18705625 26187875 130939375