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130812574283 = 261749985699
BaseRepresentation
bin111100111010100001…
…0010111101001001011
3110111122112221021222122
41321311002113221023
54120401004334113
6140032223241455
712310441351406
oct1716502275113
9414575837878
10130812574283
1150528319226
1221428a4928b
13c44933ac11
14648d388d3d
153609371408
hex1e75097a4b

130812574283 has 4 divisors (see below), whose sum is σ = 130862562600. Its totient is φ = 130762585968.

The previous prime is 130812574259. The next prime is 130812574307. The reversal of 130812574283 is 382475218031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 382475218031 = 834608135157.

It is an interprime number because it is at equal distance from previous prime (130812574259) and next prime (130812574307).

It is a cyclic number.

It is not a de Polignac number, because 130812574283 - 234 = 113632705099 is a prime.

It is a super-2 number, since 2×1308125742832 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130812574483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24990233 + ... + 24995466.

It is an arithmetic number, because the mean of its divisors is an integer number (32715640650).

Almost surely, 2130812574283 is an apocalyptic number.

130812574283 is a deficient number, since it is larger than the sum of its proper divisors (49988317).

130812574283 is an equidigital number, since it uses as much as digits as its factorization.

130812574283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49988316.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 130812574283 in words is "one hundred thirty billion, eight hundred twelve million, five hundred seventy-four thousand, two hundred eighty-three".

Divisors: 1 2617 49985699 130812574283