Base | Representation |
---|---|
bin | 1001010001110000… |
… | …1101111100000010 |
3 | 20102120011200222022 |
4 | 2110130031330002 |
5 | 20100022100330 |
6 | 1051042241442 |
7 | 115500156356 |
oct | 22434157402 |
9 | 6376150868 |
10 | 2490425090 |
11 | 106886425a |
12 | 596056282 |
13 | 308c5921a |
14 | 198a7b466 |
15 | e8988ae5 |
hex | 9470df02 |
2490425090 has 16 divisors (see below), whose sum is σ = 4500212472. Its totient is φ = 992292864.
The previous prime is 2490425089. The next prime is 2490425099. The reversal of 2490425090 is 905240942.
It can be written as a sum of positive squares in 4 ways, for example, as 2400118081 + 90307009 = 48991^2 + 9503^2 .
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2490425090.
It is not an unprimeable number, because it can be changed into a prime (2490425099) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481949 + ... + 487088.
Almost surely, 22490425090 is an apocalyptic number.
2490425090 is a deficient number, since it is larger than the sum of its proper divisors (2009787382).
2490425090 is a wasteful number, since it uses less digits than its factorization.
2490425090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 969301.
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 2490425090 is about 49904.1590451137. The cubic root of 2490425090 is about 1355.4739045771.
It can be divided in two parts, 24904 and 25090, that added together give a palindrome (49994).
The spelling of 2490425090 in words is "two billion, four hundred ninety million, four hundred twenty-five thousand, ninety".
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