Base | Representation |
---|---|
bin | 11101001110101… |
… | …001010011100001 |
3 | 1021011201210210101 |
4 | 131032221103201 |
5 | 2001014102330 |
6 | 120354302401 |
7 | 15103101553 |
oct | 3516512341 |
9 | 1234653711 |
10 | 490378465 |
11 | 231895665 |
12 | 118287a01 |
13 | 7a796895 |
14 | 491ad4d3 |
15 | 2d0b74ca |
hex | 1d3a94e1 |
490378465 has 16 divisors (see below), whose sum is σ = 595108800. Its totient is φ = 387882432.
The previous prime is 490378463. The next prime is 490378477. The reversal of 490378465 is 564873094.
It is a cyclic number.
It is not a de Polignac number, because 490378465 - 21 = 490378463 is a prime.
It is not an unprimeable number, because it can be changed into a prime (490378463) 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, 480726 + ... + 481744.
It is an arithmetic number, because the mean of its divisors is an integer number (37194300).
Almost surely, 2490378465 is an apocalyptic number.
It is an amenable number.
490378465 is a deficient number, since it is larger than the sum of its proper divisors (104730335).
490378465 is a wasteful number, since it uses less digits than its factorization.
490378465 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2016.
The product of its (nonzero) digits is 725760, while the sum is 46.
The square root of 490378465 is about 22144.4906240807. The cubic root of 490378465 is about 788.5764380774.
The spelling of 490378465 in words is "four hundred ninety million, three hundred seventy-eight thousand, four hundred sixty-five".
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