Base | Representation |
---|---|
bin | 1110000111001… |
… | …01011010000100 |
3 | 22020202100001112 |
4 | 13003211122010 |
5 | 220301131124 |
6 | 15425144152 |
7 | 2635133450 |
oct | 703453204 |
9 | 266670045 |
10 | 118380164 |
11 | 60905851 |
12 | 3378b058 |
13 | 1b6aa846 |
14 | 11a17660 |
15 | a5d590e |
hex | 70e5684 |
118380164 has 48 divisors (see below), whose sum is σ = 242960256. Its totient is φ = 49420800.
The previous prime is 118380133. The next prime is 118380167. The reversal of 118380164 is 461083811.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 118380164.
It is not an unprimeable number, because it can be changed into a prime (118380167) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357479 + ... + 357809.
It is an arithmetic number, because the mean of its divisors is an integer number (5061672).
Almost surely, 2118380164 is an apocalyptic number.
118380164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 118380164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121480128).
118380164 is an abundant number, since it is smaller than the sum of its proper divisors (124580092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
118380164 is a wasteful number, since it uses less digits than its factorization.
118380164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 636 (or 634 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 32.
The square root of 118380164 is about 10880.2648864814. The cubic root of 118380164 is about 491.0129869927.
The spelling of 118380164 in words is "one hundred eighteen million, three hundred eighty thousand, one hundred sixty-four".
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