Base | Representation |
---|---|
bin | 1110000101001… |
… | …10001010111100 |
3 | 22020021011202100 |
4 | 13002212022330 |
5 | 220214334043 |
6 | 15415425100 |
7 | 2633004345 |
oct | 702461274 |
9 | 266234670 |
10 | 118121148 |
11 | 60749192 |
12 | 33685190 |
13 | 1b619992 |
14 | 1198b0cc |
15 | a583cd3 |
hex | 70a62bc |
118121148 has 36 divisors (see below), whose sum is σ = 300500200. Its totient is φ = 39121056.
The previous prime is 118121063. The next prime is 118121149. The reversal of 118121148 is 841121811.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (118121149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4798 + ... + 16101.
Almost surely, 2118121148 is an apocalyptic number.
118121148 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
118121148 is an abundant number, since it is smaller than the sum of its proper divisors (182379052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
118121148 is a wasteful number, since it uses less digits than its factorization.
118121148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21066 (or 21061 counting only the distinct ones).
The product of its digits is 512, while the sum is 27.
The square root of 118121148 is about 10868.3553493617. The cubic root of 118121148 is about 490.6546130746.
Adding to 118121148 its reverse (841121811), we get a palindrome (959242959).
The spelling of 118121148 in words is "one hundred eighteen million, one hundred twenty-one thousand, one hundred forty-eight".
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