Base | Representation |
---|---|
bin | 1111000000100… |
… | …00100101100001 |
3 | 22202220020021222 |
4 | 13200100211201 |
5 | 224212201212 |
6 | 20254224425 |
7 | 3056051546 |
oct | 740204541 |
9 | 282806258 |
10 | 125897057 |
11 | 6507a360 |
12 | 361b5115 |
13 | 20110100 |
14 | 12a12bcd |
15 | b0bcc72 |
hex | 7810961 |
125897057 has 12 divisors (see below), whose sum is σ = 148721904. Its totient is φ = 105646320.
The previous prime is 125897047. The next prime is 125897069. The reversal of 125897057 is 750798521.
It is not a de Polignac number, because 125897057 - 26 = 125896993 is a prime.
It is a super-2 number, since 2×1258970572 = 31700137922522498, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 125896999 and 125897017.
It is not an unprimeable number, because it can be changed into a prime (125897017) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32003 + ... + 35720.
It is an arithmetic number, because the mean of its divisors is an integer number (12393492).
Almost surely, 2125897057 is an apocalyptic number.
It is an amenable number.
125897057 is a deficient number, since it is larger than the sum of its proper divisors (22824847).
125897057 is a wasteful number, since it uses less digits than its factorization.
125897057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67760 (or 67747 counting only the distinct ones).
The product of its (nonzero) digits is 176400, while the sum is 44.
The square root of 125897057 is about 11220.3857776816. The cubic root of 125897057 is about 501.1932261575.
The spelling of 125897057 in words is "one hundred twenty-five million, eight hundred ninety-seven thousand, fifty-seven".
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