Base | Representation |
---|---|
bin | 1110110010111… |
… | …00110011111000 |
3 | 22122112112211012 |
4 | 13121130303320 |
5 | 223233041440 |
6 | 20152053052 |
7 | 3034635626 |
oct | 731346370 |
9 | 278475735 |
10 | 124112120 |
11 | 64070300 |
12 | 35694188 |
13 | 1c936832 |
14 | 126aa516 |
15 | ad68e65 |
hex | 765ccf8 |
124112120 has 48 divisors (see below), whose sum is σ = 306958680. Its totient is φ = 45129920.
The previous prime is 124112119. The next prime is 124112129. The reversal of 124112120 is 21211421.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 124112095 and 124112104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124112129) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7982 + ... + 17661.
Almost surely, 2124112120 is an apocalyptic number.
124112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124112120 is an abundant number, since it is smaller than the sum of its proper divisors (182846560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124112120 is a wasteful number, since it uses less digits than its factorization.
124112120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25676 (or 25661 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 124112120 is about 11140.5619247864. The cubic root of 124112120 is about 498.8133459322.
Adding to 124112120 its reverse (21211421), we get a palindrome (145323541).
The spelling of 124112120 in words is "one hundred twenty-four million, one hundred twelve thousand, one hundred twenty".
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