Base | Representation |
---|---|
bin | 1110010001011111111… |
… | …00100000101110010001 |
3 | 1201212212221211001110201 |
4 | 13020233330200232101 |
5 | 31013400222213234 |
6 | 1013144543055201 |
7 | 50301220600330 |
oct | 7105774405621 |
9 | 1655787731421 |
10 | 490430663569 |
11 | 179a993623a0 |
12 | 7b0702a1501 |
13 | 3732a749c22 |
14 | 19a46367d17 |
15 | cb55994314 |
hex | 722ff20b91 |
490430663569 has 16 divisors (see below), whose sum is σ = 611473104000. Its totient is φ = 382136837760.
The previous prime is 490430663549. The next prime is 490430663573. The reversal of 490430663569 is 965366034094.
It is a cyclic number.
It is not a de Polignac number, because 490430663569 - 27 = 490430663441 is a prime.
It is a super-2 number, since 2×4904306635692 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (490430663549) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1776997 + ... + 2034349.
It is an arithmetic number, because the mean of its divisors is an integer number (38217069000).
Almost surely, 2490430663569 is an apocalyptic number.
It is an amenable number.
490430663569 is a deficient number, since it is larger than the sum of its proper divisors (121042440431).
490430663569 is a wasteful number, since it uses less digits than its factorization.
490430663569 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 282120.
The product of its (nonzero) digits is 12597120, while the sum is 55.
The spelling of 490430663569 in words is "four hundred ninety billion, four hundred thirty million, six hundred sixty-three thousand, five hundred sixty-nine".
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