Base | Representation |
---|---|
bin | 10111110010111010… |
… | …011110000100100011 |
3 | 2102221122022012021202 |
4 | 113302322132010203 |
5 | 404311331002100 |
6 | 15423154311415 |
7 | 1563105354404 |
oct | 276272360443 |
9 | 72848265252 |
10 | 25550250275 |
11 | a9214a5220 |
12 | 4b5088856b |
13 | 25425338b4 |
14 | 134549d9ab |
15 | 9e81647d5 |
hex | 5f2e9e123 |
25550250275 has 24 divisors (see below), whose sum is σ = 34904761488. Its totient is φ = 18398000000.
The previous prime is 25550250269. The next prime is 25550250301. The reversal of 25550250275 is 57205205552.
It is not a de Polignac number, because 25550250275 - 24 = 25550250259 is a prime.
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 432176 + ... + 487725.
It is an arithmetic number, because the mean of its divisors is an integer number (1454365062).
Almost surely, 225550250275 is an apocalyptic number.
25550250275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
25550250275 is a deficient number, since it is larger than the sum of its proper divisors (9354511213).
25550250275 is a wasteful number, since it uses less digits than its factorization.
25550250275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 920023 (or 920018 counting only the distinct ones).
The product of its (nonzero) digits is 175000, while the sum is 38.
The spelling of 25550250275 in words is "twenty-five billion, five hundred fifty million, two hundred fifty thousand, two hundred seventy-five".
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