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117251383673 = 863135864871
BaseRepresentation
bin110110100110010111…
…0100010000101111001
3102012122110011102201202
41231030232202011321
53410112323234143
6125510424023545
711320412213504
oct1551456420571
9365573142652
10117251383673
11457a9392a86
121a883301bb5
13b09790b288
14596429a13b
1530b3a1aab8
hex1b4cba2179

117251383673 has 4 divisors (see below), whose sum is σ = 117387249408. Its totient is φ = 117115517940.

The previous prime is 117251383661. The next prime is 117251383679. The reversal of 117251383673 is 376383152711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 117251383673 - 210 = 117251382649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117251383679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67931573 + ... + 67933298.

It is an arithmetic number, because the mean of its divisors is an integer number (29346812352).

Almost surely, 2117251383673 is an apocalyptic number.

It is an amenable number.

117251383673 is a deficient number, since it is larger than the sum of its proper divisors (135865735).

117251383673 is an equidigital number, since it uses as much as digits as its factorization.

117251383673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135865734.

The product of its digits is 635040, while the sum is 47.

The spelling of 117251383673 in words is "one hundred seventeen billion, two hundred fifty-one million, three hundred eighty-three thousand, six hundred seventy-three".

Divisors: 1 863 135864871 117251383673