Base | Representation |
---|---|
bin | 111010001001001001… |
… | …0110110111101100001 |
3 | 102221021202222020120210 |
4 | 1310102102312331201 |
5 | 4021203403011220 |
6 | 133205500124333 |
7 | 12010112601606 |
oct | 1642222667541 |
9 | 387252866523 |
10 | 124860985185 |
11 | 48a53853252 |
12 | 202478366a9 |
13 | ba0b2c2171 |
14 | 6086b7c6ad |
15 | 33abaec6e0 |
hex | 1d124b6f61 |
124860985185 has 32 divisors (see below), whose sum is σ = 203586058368. Its totient is φ = 65323514880.
The previous prime is 124860985141. The next prime is 124860985187. The reversal of 124860985185 is 581589068421.
It is not a de Polignac number, because 124860985185 - 223 = 124852596577 is a prime.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (124860985187) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5307609 + ... + 5331081.
It is an arithmetic number, because the mean of its divisors is an integer number (6362064324).
Almost surely, 2124860985185 is an apocalyptic number.
124860985185 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
124860985185 is a deficient number, since it is larger than the sum of its proper divisors (78725073183).
124860985185 is a wasteful number, since it uses less digits than its factorization.
124860985185 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30225.
The product of its (nonzero) digits is 5529600, while the sum is 57.
The spelling of 124860985185 in words is "one hundred twenty-four billion, eight hundred sixty million, nine hundred eighty-five thousand, one hundred eighty-five".
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