Base | Representation |
---|---|
bin | 111010001101010100… |
… | …0000100100110101100 |
3 | 102221122111222201211021 |
4 | 1310122220010212230 |
5 | 4022000143420240 |
6 | 133231412103524 |
7 | 12013430650522 |
oct | 1643250044654 |
9 | 387574881737 |
10 | 125000763820 |
11 | 49015743a89 |
12 | 20286604ba4 |
13 | ba3125280a |
14 | 609b566312 |
15 | 33b900d54a |
hex | 1d1aa049ac |
125000763820 has 12 divisors (see below), whose sum is σ = 262501604064. Its totient is φ = 50000305520.
The previous prime is 125000763809. The next prime is 125000763827. The reversal of 125000763820 is 28367000521.
It is a happy number.
It is a super-3 number, since 3×1250007638203 (a number of 34 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (125000763827) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3125019076 + ... + 3125019115.
It is an arithmetic number, because the mean of its divisors is an integer number (21875133672).
Almost surely, 2125000763820 is an apocalyptic number.
125000763820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125000763820 is an abundant number, since it is smaller than the sum of its proper divisors (137500840244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125000763820 is a wasteful number, since it uses less digits than its factorization.
125000763820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6250038200 (or 6250038198 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 34.
The spelling of 125000763820 in words is "one hundred twenty-five billion, seven hundred sixty-three thousand, eight hundred twenty".
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