Base | Representation |
---|---|
bin | 1100000101100011… |
… | …00110000110011010 |
3 | 121202020012200110201 |
4 | 12002301212012122 |
5 | 101242141201430 |
6 | 2551521532414 |
7 | 316542434161 |
oct | 60261460632 |
9 | 17666180421 |
10 | 6489006490 |
11 | 282a96968a |
12 | 13111a410a |
13 | 7c54a2015 |
14 | 457b423d8 |
15 | 27ea2d8ca |
hex | 182c6619a |
6489006490 has 32 divisors (see below), whose sum is σ = 12064296960. Its totient is φ = 2510352000.
The previous prime is 6489006467. The next prime is 6489006533. The reversal of 6489006490 is 946009846.
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 6489006490.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599446 + ... + 610174.
It is an arithmetic number, because the mean of its divisors is an integer number (377009280).
Almost surely, 26489006490 is an apocalyptic number.
6489006490 is a deficient number, since it is larger than the sum of its proper divisors (5575290470).
6489006490 is a wasteful number, since it uses less digits than its factorization.
6489006490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12718.
The product of its (nonzero) digits is 373248, while the sum is 46.
The square root of 6489006490 is about 80554.3697759470. The cubic root of 6489006490 is about 1865.2028462579.
The spelling of 6489006490 in words is "six billion, four hundred eighty-nine million, six thousand, four hundred ninety".
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