Base | Representation |
---|---|
bin | 101100011000111… |
… | …1001010001100111 |
3 | 10211210201011010021 |
4 | 1120301321101213 |
5 | 11022301142123 |
6 | 403444340011 |
7 | 51624216505 |
oct | 13061712147 |
9 | 3753634107 |
10 | 1489474663 |
11 | 6a48513a6 |
12 | 3569a4607 |
13 | 1a9778571 |
14 | 101b63675 |
15 | 8ab6ac5d |
hex | 58c79467 |
1489474663 has 4 divisors (see below), whose sum is σ = 1494326680. Its totient is φ = 1484622648.
The previous prime is 1489474661. The next prime is 1489474667. The reversal of 1489474663 is 3664749841.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3664749841 = 37 ⋅99047293.
It is a cyclic number.
It is not a de Polignac number, because 1489474663 - 21 = 1489474661 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1489474663.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1489474661) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2425548 + ... + 2426161.
It is an arithmetic number, because the mean of its divisors is an integer number (373581670).
Almost surely, 21489474663 is an apocalyptic number.
1489474663 is a deficient number, since it is larger than the sum of its proper divisors (4852017).
1489474663 is an equidigital number, since it uses as much as digits as its factorization.
1489474663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4852016.
The product of its digits is 3483648, while the sum is 52.
The square root of 1489474663 is about 38593.7127392533. The cubic root of 1489474663 is about 1142.0305104294.
The spelling of 1489474663 in words is "one billion, four hundred eighty-nine million, four hundred seventy-four thousand, six hundred sixty-three".
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