Base | Representation |
---|---|
bin | 1000011000011100… |
… | …1011111010001000 |
3 | 12210210211101220102 |
4 | 2012013023322020 |
5 | 14102001440403 |
6 | 1011133544532 |
7 | 106520642231 |
oct | 20607137210 |
9 | 5723741812 |
10 | 2250030728 |
11 | a550a1430 |
12 | 529645148 |
13 | 29b1caa3a |
14 | 174b82088 |
15 | d2800b88 |
hex | 861cbe88 |
2250030728 has 32 divisors (see below), whose sum is σ = 4709374560. Its totient is φ = 998954880.
The previous prime is 2250030719. The next prime is 2250030737. The reversal of 2250030728 is 8270300522.
It is an interprime number because it is at equal distance from previous prime (2250030719) and next prime (2250030737).
It is a self number, because there is not a number n which added to its sum of digits gives 2250030728.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293525 + ... + 301092.
It is an arithmetic number, because the mean of its divisors is an integer number (147167955).
Almost surely, 22250030728 is an apocalyptic number.
It is an amenable number.
2250030728 is an abundant number, since it is smaller than the sum of its proper divisors (2459343832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2250030728 is a wasteful number, since it uses less digits than its factorization.
2250030728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 594677 (or 594673 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 2250030728 is about 47434.4888029796. The cubic root of 2250030728 is about 1310.3766622730.
The spelling of 2250030728 in words is "two billion, two hundred fifty million, thirty thousand, seven hundred twenty-eight".
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