Base | Representation |
---|---|
bin | 1110010001111001100… |
… | …11101101001000011011 |
3 | 1201220102222212121000122 |
4 | 13020330303231020123 |
5 | 31014320443141112 |
6 | 1013222212223455 |
7 | 50306451042263 |
oct | 7107463551033 |
9 | 1656388777018 |
10 | 490646458907 |
11 | 17a09a153650 |
12 | 7b11060ab8b |
13 | 37363374887 |
14 | 19a66c9c7a3 |
15 | cb698bd872 |
hex | 723cced21b |
490646458907 has 4 divisors (see below), whose sum is σ = 535250682456. Its totient is φ = 446042235360.
The previous prime is 490646458901. The next prime is 490646458909. The reversal of 490646458907 is 709854646094.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 490646458907 - 24 = 490646458891 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 490646458907.
It is not an unprimeable number, because it can be changed into a prime (490646458901) 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, 22302111758 + ... + 22302111779.
It is an arithmetic number, because the mean of its divisors is an integer number (133812670614).
Almost surely, 2490646458907 is an apocalyptic number.
490646458907 is a deficient number, since it is larger than the sum of its proper divisors (44604223549).
490646458907 is a wasteful number, since it uses less digits than its factorization.
490646458907 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44604223548.
The product of its (nonzero) digits is 52254720, while the sum is 62.
The spelling of 490646458907 in words is "four hundred ninety billion, six hundred forty-six million, four hundred fifty-eight thousand, nine hundred seven".
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