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130534044679 = 475927428881
BaseRepresentation
bin111100110010001101…
…1110111010000000111
3110110221010211112012101
41321210123313100013
54114313203412204
6135544433332531
712300520033633
oct1714433672007
9413833745171
10130534044679
11503a5079875
122136b707147
13c4037198bc
1464643a3dc3
1535deba3ea4
hex1e646f7407

130534044679 has 4 divisors (see below), whose sum is σ = 130561478320. Its totient is φ = 130506611040.

The previous prime is 130534044677. The next prime is 130534044691. The reversal of 130534044679 is 976440435031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130534044679 - 21 = 130534044677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130534044673) 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, 13709682 + ... + 13719199.

It is an arithmetic number, because the mean of its divisors is an integer number (32640369580).

Almost surely, 2130534044679 is an apocalyptic number.

130534044679 is a deficient number, since it is larger than the sum of its proper divisors (27433641).

130534044679 is an equidigital number, since it uses as much as digits as its factorization.

130534044679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27433640.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 130534044679 in words is "one hundred thirty billion, five hundred thirty-four million, forty-four thousand, six hundred seventy-nine".

Divisors: 1 4759 27428881 130534044679