Base | Representation |
---|---|
bin | 110001100111011… |
… | …0000110110010110 |
3 | 11022000122100010210 |
4 | 1203032300312112 |
5 | 11402143030421 |
6 | 433110430250 |
7 | 56153455356 |
oct | 14316606626 |
9 | 4260570123 |
10 | 1664814486 |
11 | 784820845 |
12 | 3a5662386 |
13 | 206baa23a |
14 | 11b166b66 |
15 | 9b253576 |
hex | 633b0d96 |
1664814486 has 8 divisors (see below), whose sum is σ = 3329628984. Its totient is φ = 554938160.
The previous prime is 1664814469. The next prime is 1664814491. The reversal of 1664814486 is 6844184661.
1664814486 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
1664814486 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138734535 + ... + 138734546.
It is an arithmetic number, because the mean of its divisors is an integer number (416203623).
Almost surely, 21664814486 is an apocalyptic number.
1664814486 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1664814486 is a wasteful number, since it uses less digits than its factorization.
1664814486 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 277469086.
The product of its digits is 884736, while the sum is 48.
The square root of 1664814486 is about 40802.1382527926. The cubic root of 1664814486 is about 1185.1917380996.
The spelling of 1664814486 in words is "one billion, six hundred sixty-four million, eight hundred fourteen thousand, four hundred eighty-six".
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