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120684826013 = 491247399391
BaseRepresentation
bin111000001100101100…
…0000100110110011101
3102112111201210101011212
41300121120010312131
53434130303413023
6131235234354205
711501453044463
oct1603130046635
9375451711155
10120684826013
1147200490034
121b48112b965
13b4c4042b6b
145bac290833
15321517be78
hex1c19604d9d

120684826013 has 8 divisors (see below), whose sum is σ = 120980737536. Its totient is φ = 120389119200.

The previous prime is 120684826007. The next prime is 120684826039. The reversal of 120684826013 is 310628486021.

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 120684826013 - 24 = 120684825997 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 (120684826513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1164548 + ... + 1263938.

It is an arithmetic number, because the mean of its divisors is an integer number (15122592192).

Almost surely, 2120684826013 is an apocalyptic number.

It is an amenable number.

120684826013 is a deficient number, since it is larger than the sum of its proper divisors (295911523).

120684826013 is an equidigital number, since it uses as much as digits as its factorization.

120684826013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102355.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 120684826013 in words is "one hundred twenty billion, six hundred eighty-four million, eight hundred twenty-six thousand, thirteen".

Divisors: 1 491 2473 99391 1214243 48800981 245793943 120684826013