| Base | Representation |
|---|---|
| bin | 1110000111001… |
| … | …10010011100000 |
| 3 | 22020202112002200 |
| 4 | 13003212103200 |
| 5 | 220301240330 |
| 6 | 15425213200 |
| 7 | 2635150251 |
| oct | 703462340 |
| 9 | 266675080 |
| 10 | 118383840 |
| 11 | 60908593 |
| 12 | 33791200 |
| 13 | 1b6ac413 |
| 14 | 11a18b28 |
| 15 | a5d6a60 |
| hex | 70e64e0 |
118383840 has 144 divisors (see below), whose sum is σ = 406879200. Its totient is φ = 31343616.
The previous prime is 118383833. The next prime is 118383847. The reversal of 118383840 is 48383811.
It is an interprime number because it is at equal distance from previous prime (118383833) and next prime (118383847).
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 118383795 and 118383804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (118383847) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 329581 + ... + 329939.
It is an arithmetic number, because the mean of its divisors is an integer number (2825550).
Almost surely, 2118383840 is an apocalyptic number.
118383840 is a gapful number since it is divisible by the number (10) 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 118383840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203439600).
118383840 is an abundant number, since it is smaller than the sum of its proper divisors (288495360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
118383840 is a wasteful number, since it uses less digits than its factorization.
118383840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 609 (or 598 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 36.
The square root of 118383840 is about 10880.4338148807. The cubic root of 118383840 is about 491.0180693336.
The spelling of 118383840 in words is "one hundred eighteen million, three hundred eighty-three thousand, eight hundred forty".
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