Base | Representation |
---|---|
bin | 1001010010101110… |
… | …0100100101000110 |
3 | 20102211202012002200 |
4 | 2110223210211012 |
5 | 20102034344430 |
6 | 1051304415330 |
7 | 115546321644 |
oct | 22453444506 |
9 | 6384665080 |
10 | 2494449990 |
11 | 107006321a |
12 | 597477546 |
13 | 309a38216 |
14 | 199408194 |
15 | e8ed1460 |
hex | 94ae4946 |
2494449990 has 24 divisors (see below), whose sum is σ = 6485570208. Its totient is φ = 665186640.
The previous prime is 2494449989. The next prime is 2494450009. The reversal of 2494449990 is 999444942.
It is a happy number.
2494449990 is a `hidden beast` number, since 24 + 9 + 44 + 499 + 90 = 666.
It is a super-2 number, since 2×24944499902 = 12444561505222000200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13857966 + ... + 13858145.
It is an arithmetic number, because the mean of its divisors is an integer number (270232092).
Almost surely, 22494449990 is an apocalyptic number.
2494449990 is an abundant number, since it is smaller than the sum of its proper divisors (3991120218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2494449990 is a wasteful number, since it uses less digits than its factorization.
2494449990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27716124 (or 27716121 counting only the distinct ones).
The product of its (nonzero) digits is 3359232, while the sum is 54.
The square root of 2494449990 is about 49944.4690631505. The cubic root of 2494449990 is about 1356.2037278415.
The spelling of 2494449990 in words is "two billion, four hundred ninety-four million, four hundred forty-nine thousand, nine hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •