Base | Representation |
---|---|
bin | 1000110010010000010000 |
3 | 11100000010000 |
4 | 20302100100 |
5 | 1042143432 |
6 | 121210000 |
7 | 25401156 |
oct | 10622020 |
9 | 4300100 |
10 | 2302992 |
11 | 13332aa |
12 | 930900 |
13 | 628323 |
14 | 43d3d6 |
15 | 30757c |
hex | 232410 |
2302992 has 50 divisors (see below), whose sum is σ = 6669278. Its totient is φ = 767232.
The previous prime is 2302987. The next prime is 2302999. The reversal of 2302992 is 2992032.
It can be written as a sum of positive squares in only one way, i.e., 1971216 + 331776 = 1404^2 + 576^2 .
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (2302999) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 408 + ... + 2184.
22302992 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 2302992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3334639).
2302992 is an abundant number, since it is smaller than the sum of its proper divisors (4366286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2302992 is a wasteful number, since it uses less digits than its factorization.
2302992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1797 (or 1782 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 27.
The square root of 2302992 is about 1517.5612014018. The cubic root of 2302992 is about 132.0578259039.
The spelling of 2302992 in words is "two million, three hundred two thousand, nine hundred ninety-two".
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