Base | Representation |
---|---|
bin | 1000100001010111… |
… | …1011001001011000 |
3 | 12220102020102122220 |
4 | 2020111323021120 |
5 | 14141041324124 |
6 | 1014551544040 |
7 | 110453664354 |
oct | 21025731130 |
9 | 5812212586 |
10 | 2287448664 |
11 | a74229046 |
12 | 53a08b020 |
13 | 2a5b9c227 |
14 | 179b22464 |
15 | d5c42879 |
hex | 8857b258 |
2287448664 has 32 divisors (see below), whose sum is σ = 5723075520. Its totient is φ = 761889056.
The previous prime is 2287448641. The next prime is 2287448749. The reversal of 2287448664 is 4668447822.
It is a congruent number.
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, 5094 + ... + 67829.
It is an arithmetic number, because the mean of its divisors is an integer number (178846110).
Almost surely, 22287448664 is an apocalyptic number.
2287448664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2287448664 is an abundant number, since it is smaller than the sum of its proper divisors (3435626856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2287448664 is a wasteful number, since it uses less digits than its factorization.
2287448664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74239 (or 74235 counting only the distinct ones).
The product of its digits is 4128768, while the sum is 51.
The square root of 2287448664 is about 47827.2794961202. The cubic root of 2287448664 is about 1317.6006044731.
The spelling of 2287448664 in words is "two billion, two hundred eighty-seven million, four hundred forty-eight thousand, six hundred sixty-four".
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