Base | Representation |
---|---|
bin | 1110111001110… |
… | …00100000100000 |
3 | 22201020021020002 |
4 | 13130320200200 |
5 | 224000341000 |
6 | 20223235132 |
7 | 3045404321 |
oct | 734704040 |
9 | 281207202 |
10 | 125012000 |
11 | 64625403 |
12 | 35a48aa8 |
13 | 1cb902c9 |
14 | 12862448 |
15 | ae958d5 |
hex | 7738820 |
125012000 has 48 divisors (see below), whose sum is σ = 307164312. Its totient is φ = 50003200.
The previous prime is 125011961. The next prime is 125012021. The reversal of 125012000 is 210521.
It can be written as a sum of positive squares in 4 ways, for example, as 43507216 + 81504784 = 6596^2 + 9028^2 .
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 11627 + ... + 19626.
Almost surely, 2125012000 is an apocalyptic number.
125012000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125012000 is an abundant number, since it is smaller than the sum of its proper divisors (182152312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125012000 is an equidigital number, since it uses as much as digits as its factorization.
125012000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31278 (or 31260 counting only the distinct ones).
The product of its (nonzero) digits is 20, while the sum is 11.
The square root of 125012000 is about 11180.8765309344. The cubic root of 125012000 is about 500.0159994880.
Adding to 125012000 its reverse (210521), we get a palindrome (125222521).
The spelling of 125012000 in words is "one hundred twenty-five million, twelve thousand".
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