Base | Representation |
---|---|
bin | 11101001110011… |
… | …100101010000100 |
3 | 1021011122011201200 |
4 | 131032130222010 |
5 | 2001010423120 |
6 | 120353222500 |
7 | 15102464535 |
oct | 3516345204 |
9 | 1234564650 |
10 | 490326660 |
11 | 23185a74a |
12 | 118261a30 |
13 | 7a779125 |
14 | 4919868c |
15 | 2d0a6e90 |
hex | 1d39ca84 |
490326660 has 72 divisors (see below), whose sum is σ = 1489127640. Its totient is φ = 130595328.
The previous prime is 490326623. The next prime is 490326671. The reversal of 490326660 is 66623094.
It can be written as a sum of positive squares in 4 ways, for example, as 147039876 + 343286784 = 12126^2 + 18528^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 288774 + ... + 290466.
Almost surely, 2490326660 is an apocalyptic number.
It is an amenable number.
490326660 is an abundant number, since it is smaller than the sum of its proper divisors (998800980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490326660 is a wasteful number, since it uses less digits than its factorization.
490326660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3317 (or 3312 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 36.
The square root of 490326660 is about 22143.3208891530. The cubic root of 490326660 is about 788.5486679338.
The spelling of 490326660 in words is "four hundred ninety million, three hundred twenty-six thousand, six hundred sixty".
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