Base | Representation |
---|---|
bin | 1010111001111… |
… | …1101110000100 |
3 | 10012001222120110 |
4 | 2232133232010 |
5 | 43202233410 |
6 | 4312233020 |
7 | 1063544313 |
oct | 256375604 |
9 | 105058513 |
10 | 45742980 |
11 | 23903418 |
12 | 1339b770 |
13 | 962786a |
14 | 610a27a |
15 | 4038720 |
hex | 2b9fb84 |
45742980 has 48 divisors (see below), whose sum is σ = 132217344. Its totient is φ = 11804160.
The previous prime is 45742967. The next prime is 45743053. The reversal of 45742980 is 8924754.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10437 + ... + 14156.
It is an arithmetic number, because the mean of its divisors is an integer number (2754528).
Almost surely, 245742980 is an apocalyptic number.
It is an amenable number.
45742980 is an abundant number, since it is smaller than the sum of its proper divisors (86474364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45742980 is a wasteful number, since it uses less digits than its factorization.
45742980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24636 (or 24634 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 45742980 is about 6763.3556759940. The cubic root of 45742980 is about 357.6362106679.
The spelling of 45742980 in words is "forty-five million, seven hundred forty-two thousand, nine hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •