Base | Representation |
---|---|
bin | 110000010000… |
… | …0110010100111 |
3 | 1202121101021001 |
4 | 1200200302213 |
5 | 22434101020 |
6 | 2302134131 |
7 | 425022220 |
oct | 140406247 |
9 | 52541231 |
10 | 25300135 |
11 | 13310403 |
12 | 8581347 |
13 | 531a9c3 |
14 | 3508247 |
15 | 234b50a |
hex | 1820ca7 |
25300135 has 16 divisors (see below), whose sum is σ = 35009856. Its totient is φ = 17192448.
The previous prime is 25300129. The next prime is 25300139. The reversal of 25300135 is 53100352.
It is not a de Polignac number, because 25300135 - 27 = 25300007 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25300139) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757 + ... + 7153.
It is an arithmetic number, because the mean of its divisors is an integer number (2188116).
Almost surely, 225300135 is an apocalyptic number.
25300135 is a deficient number, since it is larger than the sum of its proper divisors (9709721).
25300135 is a wasteful number, since it uses less digits than its factorization.
25300135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6522.
The product of its (nonzero) digits is 450, while the sum is 19.
The square root of 25300135 is about 5029.9239556876. The cubic root of 25300135 is about 293.5672555837.
Adding to 25300135 its reverse (53100352), we get a palindrome (78400487).
The spelling of 25300135 in words is "twenty-five million, three hundred thousand, one hundred thirty-five".
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