Base | Representation |
---|---|
bin | 10111110001010011… |
… | …101000101110011000 |
3 | 2102212202120121222010 |
4 | 113301103220232120 |
5 | 404232430334310 |
6 | 15420352425520 |
7 | 1562330261115 |
oct | 276123505630 |
9 | 72782517863 |
10 | 25523293080 |
11 | a90826294a |
12 | 4b438482a0 |
13 | 2539a858ac |
14 | 1341a8390c |
15 | 9e5adc320 |
hex | 5f14e8b98 |
25523293080 has 32 divisors (see below), whose sum is σ = 76569879600. Its totient is φ = 6806211456.
The previous prime is 25523293079. The next prime is 25523293087. The reversal of 25523293080 is 8039232552.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25523293087) 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, 106346935 + ... + 106347174.
Almost surely, 225523293080 is an apocalyptic number.
25523293080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25523293080 is an abundant number, since it is smaller than the sum of its proper divisors (51046586520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25523293080 is a wasteful number, since it uses less digits than its factorization.
25523293080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212694123 (or 212694119 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 39.
The spelling of 25523293080 in words is "twenty-five billion, five hundred twenty-three million, two hundred ninety-three thousand, eighty".
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