Base | Representation |
---|---|
bin | 1110111101101… |
… | …11000110100101 |
3 | 22202012121112000 |
4 | 13132313012211 |
5 | 224113434113 |
6 | 20242315513 |
7 | 3052664142 |
oct | 736670645 |
9 | 282177460 |
10 | 125530533 |
11 | 64949a47 |
12 | 36058b99 |
13 | 2001232b |
14 | 129593c9 |
15 | b049373 |
hex | 77b71a5 |
125530533 has 32 divisors (see below), whose sum is σ = 197665920. Its totient is φ = 78462720.
The previous prime is 125530507. The next prime is 125530547. The reversal of 125530533 is 335035521.
125530533 is a `hidden beast` number, since 125 + 5 + 3 + 0 + 533 = 666.
It is not a de Polignac number, because 125530533 - 26 = 125530469 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 125530497 and 125530506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125530133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 225091 + ... + 225647.
It is an arithmetic number, because the mean of its divisors is an integer number (6177060).
Almost surely, 2125530533 is an apocalyptic number.
It is an amenable number.
125530533 is a deficient number, since it is larger than the sum of its proper divisors (72135387).
125530533 is a wasteful number, since it uses less digits than its factorization.
125530533 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1074 (or 1068 counting only the distinct ones).
The product of its (nonzero) digits is 6750, while the sum is 27.
The square root of 125530533 is about 11204.0409228099. The cubic root of 125530533 is about 500.7063789210.
The spelling of 125530533 in words is "one hundred twenty-five million, five hundred thirty thousand, five hundred thirty-three".
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