Base | Representation |
---|---|
bin | 111111000010000… |
… | …1011100001101000 |
3 | 12110101210101212021 |
4 | 1332010023201220 |
5 | 13312421300000 |
6 | 545512154224 |
7 | 103261262434 |
oct | 17604134150 |
9 | 5411711767 |
10 | 2115025000 |
11 | 995970650 |
12 | 4b0398974 |
13 | 27924b9aa |
14 | 160c7b9c4 |
15 | c5a3411a |
hex | 7e10b868 |
2115025000 has 96 divisors (see below), whose sum is σ = 5408091360. Its totient is φ = 769000000.
The previous prime is 2115024997. The next prime is 2115025009. The reversal of 2115025000 is 5205112.
It is not an unprimeable number, because it can be changed into a prime (2115025009) 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, 271155 + ... + 278845.
It is an arithmetic number, because the mean of its divisors is an integer number (56334285).
Almost surely, 22115025000 is an apocalyptic number.
2115025000 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 2115025000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2704045680).
2115025000 is an abundant number, since it is smaller than the sum of its proper divisors (3293066360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2115025000 is an equidigital number, since it uses as much as digits as its factorization.
2115025000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7733 (or 7709 counting only the distinct ones).
The product of its (nonzero) digits is 100, while the sum is 16.
The square root of 2115025000 is about 45989.4009528283. The cubic root of 2115025000 is about 1283.6259897396.
The spelling of 2115025000 in words is "two billion, one hundred fifteen million, twenty-five thousand".
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