Base | Representation |
---|---|
bin | 10111100001001011… |
… | …101100010001011000 |
3 | 2102011220112212220222 |
4 | 113201023230101120 |
5 | 403204202300000 |
6 | 15333450335212 |
7 | 1552534021505 |
oct | 274113542130 |
9 | 72156485828 |
10 | 25252775000 |
11 | a789595692 |
12 | 4a8912a508 |
13 | 24c5a0b01b |
14 | 1317b864ac |
15 | 9cbea3a85 |
hex | 5e12ec458 |
25252775000 has 96 divisors (see below), whose sum is σ = 59555094480. Its totient is φ = 10037520000.
The previous prime is 25252774993. The next prime is 25252775011. The reversal of 25252775000 is 57725252.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4071902 + ... + 4078098.
Almost surely, 225252775000 is an apocalyptic number.
25252775000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25252775000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29777547240).
25252775000 is an abundant number, since it is smaller than the sum of its proper divisors (34302319480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25252775000 is an equidigital number, since it uses as much as digits as its factorization.
25252775000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6391 (or 6367 counting only the distinct ones).
The product of its (nonzero) digits is 49000, while the sum is 35.
The spelling of 25252775000 in words is "twenty-five billion, two hundred fifty-two million, seven hundred seventy-five thousand".
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