Base | Representation |
---|---|
bin | 10111100011111111… |
… | …111101011010011111 |
3 | 2102022012110202011012 |
4 | 113203333331122133 |
5 | 403303301444020 |
6 | 15342255245435 |
7 | 1553646500501 |
oct | 274377753237 |
9 | 72265422135 |
10 | 25300031135 |
11 | a803231945 |
12 | 4aa0b1987b |
13 | 2502745532 |
14 | 1320167d71 |
15 | 9d11da7c5 |
hex | 5e3ffd69f |
25300031135 has 16 divisors (see below), whose sum is σ = 30823487712. Its totient is φ = 19931260800.
The previous prime is 25300031129. The next prime is 25300031167. The reversal of 25300031135 is 53113000352.
It is not a de Polignac number, because 25300031135 - 228 = 25031595679 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 25300031135.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1148525 + ... + 1170345.
It is an arithmetic number, because the mean of its divisors is an integer number (1926467982).
Almost surely, 225300031135 is an apocalyptic number.
25300031135 is a deficient number, since it is larger than the sum of its proper divisors (5523456577).
25300031135 is a wasteful number, since it uses less digits than its factorization.
25300031135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25354.
The product of its (nonzero) digits is 1350, while the sum is 23.
Adding to 25300031135 its reverse (53113000352), we get a palindrome (78413031487).
The spelling of 25300031135 in words is "twenty-five billion, three hundred million, thirty-one thousand, one hundred thirty-five".
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