Base | Representation |
---|---|
bin | 1000111001111000… |
… | …1111111000011000 |
3 | 20011120202111222220 |
4 | 2032132033320120 |
5 | 14343403402130 |
6 | 1033104144040 |
7 | 113143110201 |
oct | 21636177030 |
9 | 6146674886 |
10 | 2390294040 |
11 | 1017293322 |
12 | 568608020 |
13 | 2c129ab94 |
14 | 1896545a8 |
15 | decaa410 |
hex | 8e78fe18 |
2390294040 has 128 divisors (see below), whose sum is σ = 7378560000. Its totient is φ = 619158528.
The previous prime is 2390294003. The next prime is 2390294099. The reversal of 2390294040 is 404920932.
It is a junction number, because it is equal to n+sod(n) for n = 2390293992 and 2390294010.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 782436 + ... + 785484.
It is an arithmetic number, because the mean of its divisors is an integer number (57645000).
Almost surely, 22390294040 is an apocalyptic number.
2390294040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2390294040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3689280000).
2390294040 is an abundant number, since it is smaller than the sum of its proper divisors (4988265960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2390294040 is a wasteful number, since it uses less digits than its factorization.
2390294040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3249 (or 3245 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 33.
The square root of 2390294040 is about 48890.6334587720. The cubic root of 2390294040 is about 1337.0586034673.
The spelling of 2390294040 in words is "two billion, three hundred ninety million, two hundred ninety-four thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •