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130981795307 = 1115775843541
BaseRepresentation
bin111100111111100011…
…1111001010111101011
3110112002100100121120222
41321333013321113223
54121222314422212
6140101110240255
712314564614226
oct1717707712753
9415070317528
10130981795307
1150604899510
122147565608b
13c4754097bc
1464a7a385bd
15361914ac72
hex1e7f1f95eb

130981795307 has 8 divisors (see below), whose sum is σ = 143799355632. Its totient is φ = 118315922400.

The previous prime is 130981795247. The next prime is 130981795333. The reversal of 130981795307 is 703597189031.

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 130981795307 - 216 = 130981729771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130981735307) 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, 37920044 + ... + 37923497.

It is an arithmetic number, because the mean of its divisors is an integer number (17974919454).

Almost surely, 2130981795307 is an apocalyptic number.

130981795307 is a deficient number, since it is larger than the sum of its proper divisors (12817560325).

130981795307 is a wasteful number, since it uses less digits than its factorization.

130981795307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75843709.

The product of its (nonzero) digits is 1428840, while the sum is 53.

The spelling of 130981795307 in words is "one hundred thirty billion, nine hundred eighty-one million, seven hundred ninety-five thousand, three hundred seven".

Divisors: 1 11 157 1727 75843541 834278951 11907435937 130981795307