Base | Representation |
---|---|
bin | 1110111010011… |
… | …01110100111001 |
3 | 22201101201000012 |
4 | 13131031310321 |
5 | 224011134241 |
6 | 20225151305 |
7 | 3046220024 |
oct | 735156471 |
9 | 281351005 |
10 | 125099321 |
11 | 64684a76 |
12 | 35a8b535 |
13 | 1cbc0c89 |
14 | 128861bb |
15 | aeb16eb |
hex | 774dd39 |
125099321 has 2 divisors, whose sum is σ = 125099322. Its totient is φ = 125099320.
The previous prime is 125099309. The next prime is 125099333. The reversal of 125099321 is 123990521.
It is a balanced prime because it is at equal distance from previous prime (125099309) and next prime (125099333).
It can be written as a sum of positive squares in only one way, i.e., 90935296 + 34164025 = 9536^2 + 5845^2 .
It is a cyclic number.
It is not a de Polignac number, because 125099321 - 218 = 124837177 is a prime.
It is a super-2 number, since 2×1250993212 = 31299680229322082, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (125009321) 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 as a sum of consecutive naturals, namely, 62549660 + 62549661.
It is an arithmetic number, because the mean of its divisors is an integer number (62549661).
Almost surely, 2125099321 is an apocalyptic number.
It is an amenable number.
125099321 is a deficient number, since it is larger than the sum of its proper divisors (1).
125099321 is an equidigital number, since it uses as much as digits as its factorization.
125099321 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4860, while the sum is 32.
The square root of 125099321 is about 11184.7807756791. The cubic root of 125099321 is about 500.1323929411.
The spelling of 125099321 in words is "one hundred twenty-five million, ninety-nine thousand, three hundred twenty-one".
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