Base | Representation |
---|---|
bin | 1110111101101… |
… | …11101111001010 |
3 | 22202012202002012 |
4 | 13132313233022 |
5 | 224114030010 |
6 | 20242335522 |
7 | 3053004542 |
oct | 736675712 |
9 | 282182065 |
10 | 125533130 |
11 | 64950998 |
12 | 3605a5a2 |
13 | 20013578 |
14 | 1295a322 |
15 | b04a005 |
hex | 77b7bca |
125533130 has 8 divisors (see below), whose sum is σ = 225959652. Its totient is φ = 50213248.
The previous prime is 125533127. The next prime is 125533139. The reversal of 125533130 is 31335521.
It can be written as a sum of positive squares in 2 ways, for example, as 125507209 + 25921 = 11203^2 + 161^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 125533096 and 125533105.
It is not an unprimeable number, because it can be changed into a prime (125533139) 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 3 ways as a sum of consecutive naturals, for example, 6276647 + ... + 6276666.
Almost surely, 2125533130 is an apocalyptic number.
125533130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
125533130 is a deficient number, since it is larger than the sum of its proper divisors (100426522).
125533130 is a wasteful number, since it uses less digits than its factorization.
125533130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12553320.
The product of its (nonzero) digits is 1350, while the sum is 23.
The square root of 125533130 is about 11204.1568178958. The cubic root of 125533130 is about 500.7098318008.
Adding to 125533130 its reverse (31335521), we get a palindrome (156868651).
The spelling of 125533130 in words is "one hundred twenty-five million, five hundred thirty-three thousand, one hundred thirty".
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