Base | Representation |
---|---|
bin | 110000011100… |
… | …1101101010001 |
3 | 1202210120020222 |
4 | 1200321231101 |
5 | 23000332233 |
6 | 2304242425 |
7 | 425625605 |
oct | 140715521 |
9 | 52716228 |
10 | 25402193 |
11 | 13380053 |
12 | 8610415 |
13 | 53552ab |
14 | 3533505 |
15 | 236b898 |
hex | 1839b51 |
25402193 has 2 divisors, whose sum is σ = 25402194. Its totient is φ = 25402192.
The previous prime is 25402187. The next prime is 25402217. The reversal of 25402193 is 39120452.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 19775809 + 5626384 = 4447^2 + 2372^2 .
It is a cyclic number.
It is not a de Polignac number, because 25402193 - 24 = 25402177 is a prime.
It is not a weakly prime, because it can be changed into another prime (25402163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12701096 + 12701097.
It is an arithmetic number, because the mean of its divisors is an integer number (12701097).
Almost surely, 225402193 is an apocalyptic number.
It is an amenable number.
25402193 is a deficient number, since it is larger than the sum of its proper divisors (1).
25402193 is an equidigital number, since it uses as much as digits as its factorization.
25402193 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2160, while the sum is 26.
The square root of 25402193 is about 5040.0588290217. The cubic root of 25402193 is about 293.9614654788.
The spelling of 25402193 in words is "twenty-five million, four hundred two thousand, one hundred ninety-three".
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