Base | Representation |
---|---|
bin | 110001100110010… |
… | …1111011101000010 |
3 | 11021222122102010000 |
4 | 1203030233131002 |
5 | 11402024100412 |
6 | 433051220430 |
7 | 56146120230 |
oct | 14314573502 |
9 | 4258572100 |
10 | 1664284482 |
11 | 784499623 |
12 | 3a5447716 |
13 | 206a52c23 |
14 | 11b069950 |
15 | 9b19b4dc |
hex | 6332f742 |
1664284482 has 80 divisors (see below), whose sum is σ = 4342548672. Its totient is φ = 466521120.
The previous prime is 1664284477. The next prime is 1664284529. The reversal of 1664284482 is 2844824661.
1664284482 is a `hidden beast` number, since 166 + 4 + 2 + 8 + 4 + 482 = 666.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 46257 + ... + 73947.
Almost surely, 21664284482 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1664284482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2171274336).
1664284482 is an abundant number, since it is smaller than the sum of its proper divisors (2678264190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1664284482 is a wasteful number, since it uses less digits than its factorization.
1664284482 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27765 (or 27756 counting only the distinct ones).
The product of its digits is 589824, while the sum is 45.
The square root of 1664284482 is about 40795.6429291168. The cubic root of 1664284482 is about 1185.0659537078.
It can be divided in two parts, 16642 and 84482, that added together give a square (101124 = 3182).
The spelling of 1664284482 in words is "one billion, six hundred sixty-four million, two hundred eighty-four thousand, four hundred eighty-two".
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