Base | Representation |
---|---|
bin | 1110111010001… |
… | …01101110100001 |
3 | 22201100000111110 |
4 | 13131011232201 |
5 | 224004104040 |
6 | 20224333533 |
7 | 3046021221 |
oct | 735055641 |
9 | 281300443 |
10 | 125066145 |
11 | 64662056 |
12 | 35a742a9 |
13 | 1cbabb49 |
14 | 12878081 |
15 | aea6980 |
hex | 7745ba1 |
125066145 has 32 divisors (see below), whose sum is σ = 207719424. Its totient is φ = 64209600.
The previous prime is 125066141. The next prime is 125066173. The reversal of 125066145 is 541660521.
It is not a de Polignac number, because 125066145 - 22 = 125066141 is a prime.
It is a super-2 number, since 2×1250661452 = 31283081250322050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (125066141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44430 + ... + 47160.
It is an arithmetic number, because the mean of its divisors is an integer number (6491232).
Almost surely, 2125066145 is an apocalyptic number.
125066145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
125066145 is a deficient number, since it is larger than the sum of its proper divisors (82653279).
125066145 is a wasteful number, since it uses less digits than its factorization.
125066145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2853.
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 125066145 is about 11183.2975906036. The cubic root of 125066145 is about 500.0881777818.
The spelling of 125066145 in words is "one hundred twenty-five million, sixty-six thousand, one hundred forty-five".
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