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130873827857 = 1942831608241
BaseRepresentation
bin111100111100010110…
…0000010001000010001
3110111210211012022002112
41321320230002020101
54121012144442412
6140042252155105
712312114116303
oct1717054021021
9414724168075
10130873827857
1150559955a13
1221445468a95
13c458c36636
146497571973
15360e920722
hex1e78b02211

130873827857 has 8 divisors (see below), whose sum is σ = 137794174560. Its totient is φ = 123956706240.

The previous prime is 130873827853. The next prime is 130873827869. The reversal of 130873827857 is 758728378031.

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 130873827857 - 22 = 130873827853 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130873827796 and 130873827805.

It is not an unprimeable number, because it can be changed into a prime (130873827853) 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, 722744 + ... + 885497.

It is an arithmetic number, because the mean of its divisors is an integer number (17224271820).

Almost surely, 2130873827857 is an apocalyptic number.

It is an amenable number.

130873827857 is a deficient number, since it is larger than the sum of its proper divisors (6920346703).

130873827857 is a wasteful number, since it uses less digits than its factorization.

130873827857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612543.

The product of its (nonzero) digits is 15805440, while the sum is 59.

The spelling of 130873827857 in words is "one hundred thirty billion, eight hundred seventy-three million, eight hundred twenty-seven thousand, eight hundred fifty-seven".

Divisors: 1 19 4283 81377 1608241 30556579 6888096203 130873827857