Base | Representation |
---|---|
bin | 1110111010110… |
… | …00101001100000 |
3 | 22201110221210221 |
4 | 13131120221200 |
5 | 224014044043 |
6 | 20230132424 |
7 | 3046463200 |
oct | 735305140 |
9 | 281427727 |
10 | 125143648 |
11 | 64705303 |
12 | 35ab1114 |
13 | 1cc081c6 |
14 | 12898400 |
15 | aebe8ed |
hex | 7758a60 |
125143648 has 36 divisors (see below), whose sum is σ = 286604892. Its totient is φ = 53632320.
The previous prime is 125143607. The next prime is 125143649. The reversal of 125143648 is 846341521.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125143649) 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 5 ways as a sum of consecutive naturals, for example, 38338 + ... + 41473.
It is an arithmetic number, because the mean of its divisors is an integer number (7961247).
Almost surely, 2125143648 is an apocalyptic number.
It is an amenable number.
125143648 is an abundant number, since it is smaller than the sum of its proper divisors (161461244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125143648 is an equidigital number, since it uses as much as digits as its factorization.
125143648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79835 (or 79820 counting only the distinct ones).
The product of its digits is 23040, while the sum is 34.
The square root of 125143648 is about 11186.7621767873. The cubic root of 125143648 is about 500.1914573455.
The spelling of 125143648 in words is "one hundred twenty-five million, one hundred forty-three thousand, six hundred forty-eight".
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