Base | Representation |
---|---|
bin | 1110000100011… |
… | …11111100110000 |
3 | 22020002112220020 |
4 | 13002033330300 |
5 | 220203431003 |
6 | 15413443440 |
7 | 2632145106 |
oct | 702177460 |
9 | 266075806 |
10 | 118030128 |
11 | 60696867 |
12 | 33640580 |
13 | 1b5b7418 |
14 | 11965c76 |
15 | a566d53 |
hex | 708ff30 |
118030128 has 40 divisors (see below), whose sum is σ = 320961600. Its totient is φ = 37272384.
The previous prime is 118030097. The next prime is 118030153. The reversal of 118030128 is 821030811.
It is a super-2 number, since 2×1180301282 = 27862222231392768, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 118030098 and 118030107.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63798 + ... + 65621.
It is an arithmetic number, because the mean of its divisors is an integer number (8024040).
Almost surely, 2118030128 is an apocalyptic number.
It is an amenable number.
118030128 is an abundant number, since it is smaller than the sum of its proper divisors (202931472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
118030128 is a wasteful number, since it uses less digits than its factorization.
118030128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129449 (or 129443 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 24.
The square root of 118030128 is about 10864.1671562987. The cubic root of 118030128 is about 490.5285536304.
Adding to 118030128 its reverse (821030811), we get a palindrome (939060939).
The spelling of 118030128 in words is "one hundred eighteen million, thirty thousand, one hundred twenty-eight".
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