Base | Representation |
---|---|
bin | 1110010001000111101… |
… | …11001101000111111011 |
3 | 1201212100211100221012211 |
4 | 13020203313031013323 |
5 | 31012441323232404 |
6 | 1013112502115551 |
7 | 50263206534052 |
oct | 7104367150773 |
9 | 1655324327184 |
10 | 490227945979 |
11 | 1799a49936a2 |
12 | 7b01441bbb7 |
13 | 372c77509a5 |
14 | 19a27479399 |
15 | cb42c9eb04 |
hex | 7223dcd1fb |
490227945979 has 8 divisors (see below), whose sum is σ = 532675527680. Its totient is φ = 449444975400.
The previous prime is 490227945973. The next prime is 490227945989. The reversal of 490227945979 is 979549722094.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 490227945979 - 23 = 490227945971 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (490227945971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416152167 + ... + 416153344.
It is an arithmetic number, because the mean of its divisors is an integer number (66584440960).
Almost surely, 2490227945979 is an apocalyptic number.
490227945979 is a deficient number, since it is larger than the sum of its proper divisors (42447581701).
490227945979 is a wasteful number, since it uses less digits than its factorization.
490227945979 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 832305561.
The product of its (nonzero) digits is 102876480, while the sum is 67.
The spelling of 490227945979 in words is "four hundred ninety billion, two hundred twenty-seven million, nine hundred forty-five thousand, nine hundred seventy-nine".
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