Base | Representation |
---|---|
bin | 1110110110000… |
… | …00101000100010 |
3 | 22200022022200200 |
4 | 13123000220202 |
5 | 223334132434 |
6 | 20204530030 |
7 | 3041260653 |
oct | 733005042 |
9 | 280268620 |
10 | 124520994 |
11 | 6431a514 |
12 | 35850916 |
13 | 1ca4a980 |
14 | 1277552a |
15 | adea199 |
hex | 76c0a22 |
124520994 has 24 divisors (see below), whose sum is σ = 290549532. Its totient is φ = 38314080.
The previous prime is 124520993. The next prime is 124521013. The reversal of 124520994 is 499025421.
124520994 is a `hidden beast` number, since 124 + 520 + 9 + 9 + 4 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 102758769 + 21762225 = 10137^2 + 4665^2 .
It is not an unprimeable number, because it can be changed into a prime (124520993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265837 + ... + 266304.
Almost surely, 2124520994 is an apocalyptic number.
124520994 is an abundant number, since it is smaller than the sum of its proper divisors (166028538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124520994 is a wasteful number, since it uses less digits than its factorization.
124520994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 532162 (or 532159 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 124520994 is about 11158.8975261896. The cubic root of 124520994 is about 499.3605077814.
The spelling of 124520994 in words is "one hundred twenty-four million, five hundred twenty thousand, nine hundred ninety-four".
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