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119888072639 = 1710765908781
BaseRepresentation
bin110111110100111100…
…0101100111110111111
3102110110012120010000122
41233221320230332333
53431012321311024
6131024213245155
711442636542366
oct1575170547677
9373405503018
10119888072639
1146931767475
121b29a3337bb
13b3c7c5896a
145b3452c7dd
1531ba246d5e
hex1be9e2cfbf

119888072639 has 8 divisors (see below), whose sum is σ = 128126672208. Its totient is φ = 111781290880.

The previous prime is 119888072627. The next prime is 119888072657. The reversal of 119888072639 is 936270888911.

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 119888072639 - 220 = 119887024063 is a prime.

It is a super-2 number, since 2×1198880726392 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119888072609) 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, 32952572 + ... + 32956209.

It is an arithmetic number, because the mean of its divisors is an integer number (16015834026).

Almost surely, 2119888072639 is an apocalyptic number.

119888072639 is a deficient number, since it is larger than the sum of its proper divisors (8238599569).

119888072639 is a wasteful number, since it uses less digits than its factorization.

119888072639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65908905.

The product of its (nonzero) digits is 10450944, while the sum is 62.

The spelling of 119888072639 in words is "one hundred nineteen billion, eight hundred eighty-eight million, seventy-two thousand, six hundred thirty-nine".

Divisors: 1 17 107 1819 65908781 1120449277 7052239567 119888072639