Base | Representation |
---|---|
bin | 1110111001110… |
… | …00100111010100 |
3 | 22201020021211020 |
4 | 13130320213110 |
5 | 224000344221 |
6 | 20223241140 |
7 | 3045405513 |
oct | 734704724 |
9 | 281207736 |
10 | 125012436 |
11 | 6462576a |
12 | 35a491b0 |
13 | 1cb90573 |
14 | 1286267a |
15 | ae95ac6 |
hex | 77389d4 |
125012436 has 48 divisors (see below), whose sum is σ = 296681280. Its totient is φ = 40965120.
The previous prime is 125012431. The next prime is 125012443. The reversal of 125012436 is 634210521.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125012431) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245350 + ... + 245858.
It is an arithmetic number, because the mean of its divisors is an integer number (6180860).
Almost surely, 2125012436 is an apocalyptic number.
It is an amenable number.
125012436 is an abundant number, since it is smaller than the sum of its proper divisors (171668844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125012436 is a wasteful number, since it uses less digits than its factorization.
125012436 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 824 (or 822 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 125012436 is about 11180.8960284943. The cubic root of 125012436 is about 500.0165807835.
Adding to 125012436 its reverse (634210521), we get a palindrome (759222957).
The spelling of 125012436 in words is "one hundred twenty-five million, twelve thousand, four hundred thirty-six".
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