Base | Representation |
---|---|
bin | 11000000010010010… |
… | …001001010110001100 |
3 | 2110121121112002022020 |
4 | 120002102021112030 |
5 | 410323334140314 |
6 | 15504525250140 |
7 | 1602356234013 |
oct | 300222112614 |
9 | 73547462266 |
10 | 25808115084 |
11 | aa4400a934 |
12 | 5003103950 |
13 | 2583a9b01b |
14 | 136b825a7a |
15 | a10aedda9 |
hex | 60248958c |
25808115084 has 24 divisors (see below), whose sum is σ = 60222129408. Its totient is φ = 8602248720.
The previous prime is 25808115083. The next prime is 25808115097. The reversal of 25808115084 is 48051180852.
It is not an unprimeable number, because it can be changed into a prime (25808115083) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240849 + ... + 331095.
It is an arithmetic number, because the mean of its divisors is an integer number (2509255392).
Almost surely, 225808115084 is an apocalyptic number.
It is an amenable number.
25808115084 is an abundant number, since it is smaller than the sum of its proper divisors (34414014324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25808115084 is a wasteful number, since it uses less digits than its factorization.
25808115084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114085 (or 114083 counting only the distinct ones).
The product of its (nonzero) digits is 102400, while the sum is 42.
The spelling of 25808115084 in words is "twenty-five billion, eight hundred eight million, one hundred fifteen thousand, eighty-four".
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