Base | Representation |
---|---|
bin | 10111100010100000… |
… | …011110010111010011 |
3 | 2102020110101001021022 |
4 | 113202200132113103 |
5 | 403230400002100 |
6 | 15340002550055 |
7 | 1553223646310 |
oct | 274240362723 |
9 | 72213331238 |
10 | 25275000275 |
11 | a7a0095888 |
12 | 4a9466832b |
13 | 24ca4c0285 |
14 | 131aacdd07 |
15 | 9cdde3e85 |
hex | 5e281e5d3 |
25275000275 has 24 divisors (see below), whose sum is σ = 35832301824. Its totient is φ = 17324647200.
The previous prime is 25275000253. The next prime is 25275000277. The reversal of 25275000275 is 57200057252.
It is not a de Polignac number, because 25275000275 - 222 = 25270805971 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25275000277) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 442610 + ... + 496440.
It is an arithmetic number, because the mean of its divisors is an integer number (1493012576).
Almost surely, 225275000275 is an apocalyptic number.
25275000275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
25275000275 is a deficient number, since it is larger than the sum of its proper divisors (10557301549).
25275000275 is a wasteful number, since it uses less digits than its factorization.
25275000275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56531 (or 56526 counting only the distinct ones).
The product of its (nonzero) digits is 49000, while the sum is 35.
The spelling of 25275000275 in words is "twenty-five billion, two hundred seventy-five million, two hundred seventy-five", and thus it is an aban number.
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