Base | Representation |
---|---|
bin | 10111010101101100… |
… | …100001011111110100 |
3 | 2101200110220200211020 |
4 | 113111230201133310 |
5 | 402310333230103 |
6 | 15302403541140 |
7 | 1545003644631 |
oct | 272554413764 |
9 | 71613820736 |
10 | 25060055028 |
11 | a69a825288 |
12 | 4a3468a7b0 |
13 | 2494b02538 |
14 | 12da33b188 |
15 | 9ba0d6753 |
hex | 5d5b217f4 |
25060055028 has 96 divisors (see below), whose sum is σ = 62721993600. Its totient is φ = 7759589376.
The previous prime is 25060055017. The next prime is 25060055081. The reversal of 25060055028 is 82055006052.
It is a self number, because there is not a number n which added to its sum of digits gives 25060055028.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15014178 + ... + 15015846.
It is an arithmetic number, because the mean of its divisors is an integer number (653354100).
Almost surely, 225060055028 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25060055028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31360996800).
25060055028 is an abundant number, since it is smaller than the sum of its proper divisors (37661938572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25060055028 is a wasteful number, since it uses less digits than its factorization.
25060055028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2609 (or 2607 counting only the distinct ones).
The product of its (nonzero) digits is 24000, while the sum is 33.
The spelling of 25060055028 in words is "twenty-five billion, sixty million, fifty-five thousand, twenty-eight".
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