Base | Representation |
---|---|
bin | 1110111111111… |
… | …10110001000101 |
3 | 22202202112011201 |
4 | 13133332301011 |
5 | 224202332234 |
6 | 20252502501 |
7 | 3055326010 |
oct | 737766105 |
9 | 282675151 |
10 | 125824069 |
11 | 6502a538 |
12 | 3617aa31 |
13 | 200b5b17 |
14 | 129d4377 |
15 | b0a6314 |
hex | 77fec45 |
125824069 has 16 divisors (see below), whose sum is σ = 149310720. Its totient is φ = 103743360.
The previous prime is 125824043. The next prime is 125824073. The reversal of 125824069 is 960428521.
It is a de Polignac number, because none of the positive numbers 2k-125824069 is a prime.
It is a super-2 number, since 2×1258240692 = 31663392679433522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125824019) 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, 62137 + ... + 64129.
It is an arithmetic number, because the mean of its divisors is an integer number (9331920).
Almost surely, 2125824069 is an apocalyptic number.
It is an amenable number.
125824069 is a deficient number, since it is larger than the sum of its proper divisors (23486651).
125824069 is a wasteful number, since it uses less digits than its factorization.
125824069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2340.
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 125824069 is about 11217.1328333046. The cubic root of 125824069 is about 501.0963529301.
The spelling of 125824069 in words is "one hundred twenty-five million, eight hundred twenty-four thousand, sixty-nine".
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