Base | Representation |
---|---|
bin | 1100001101101… |
… | …10010000111001 |
3 | 21010210102112111 |
4 | 12012312100321 |
5 | 202212132200 |
6 | 14100012321 |
7 | 2352611416 |
oct | 606662071 |
9 | 233712474 |
10 | 102458425 |
11 | 52920593 |
12 | 2a3910a1 |
13 | 182c47b4 |
14 | d87110d |
15 | 8edd0ba |
hex | 61b6439 |
102458425 has 6 divisors (see below), whose sum is σ = 127048478. Its totient is φ = 81966720.
The previous prime is 102458423. The next prime is 102458459. The reversal of 102458425 is 524854201.
It can be written as a sum of positive squares in 3 ways, for example, as 609961 + 101848464 = 781^2 + 10092^2 .
It is not a de Polignac number, because 102458425 - 21 = 102458423 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102458423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2049144 + ... + 2049193.
Almost surely, 2102458425 is an apocalyptic number.
It is an amenable number.
102458425 is a deficient number, since it is larger than the sum of its proper divisors (24590053).
102458425 is an equidigital number, since it uses as much as digits as its factorization.
102458425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4098347 (or 4098342 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 31.
The square root of 102458425 is about 10122.1749145132. The cubic root of 102458425 is about 467.9317981433.
The spelling of 102458425 in words is "one hundred two million, four hundred fifty-eight thousand, four hundred twenty-five".
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