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118118944185 = 3511715872389
BaseRepresentation
bin110111000000001110…
…0000000110110111001
3102021212220122002000120
41232000130000312321
53413401422203220
6130132454523453
711351045313444
oct1560034006671
9367786562016
10118118944185
1146104079040
121aa85966589
13b1a55874a8
145a075b065b
153114c8aa40
hex1b80700db9

118118944185 has 16 divisors (see below), whose sum is σ = 206171248320. Its totient is φ = 57269791040.

The previous prime is 118118944133. The next prime is 118118944267. The reversal of 118118944185 is 581449811811.

It is not a de Polignac number, because 118118944185 - 26 = 118118944121 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357936030 + ... + 357936359.

It is an arithmetic number, because the mean of its divisors is an integer number (12885703020).

Almost surely, 2118118944185 is an apocalyptic number.

118118944185 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118118944185 is a deficient number, since it is larger than the sum of its proper divisors (88052304135).

118118944185 is a wasteful number, since it uses less digits than its factorization.

118118944185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715872408.

The product of its digits is 368640, while the sum is 51.

The spelling of 118118944185 in words is "one hundred eighteen billion, one hundred eighteen million, nine hundred forty-four thousand, one hundred eighty-five".

Divisors: 1 3 5 11 15 33 55 165 715872389 2147617167 3579361945 7874596279 10738085835 23623788837 39372981395 118118944185