Base | Representation |
---|---|
bin | 1010111010000… |
… | …1111001110000 |
3 | 10012002102211120 |
4 | 2232201321300 |
5 | 43203030140 |
6 | 4312342240 |
7 | 1063612344 |
oct | 256417160 |
9 | 105072746 |
10 | 45751920 |
11 | 2390a105 |
12 | 133a4980 |
13 | 962b956 |
14 | 610d624 |
15 | 403b1d0 |
hex | 2ba1e70 |
45751920 has 40 divisors (see below), whose sum is σ = 141831696. Its totient is φ = 12200448.
The previous prime is 45751919. The next prime is 45751961. The reversal of 45751920 is 2915754.
45751920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95077 + ... + 95556.
Almost surely, 245751920 is an apocalyptic number.
45751920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
45751920 is an abundant number, since it is smaller than the sum of its proper divisors (96079776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45751920 is a wasteful number, since it uses less digits than its factorization.
45751920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190649 (or 190643 counting only the distinct ones).
The product of its (nonzero) digits is 12600, while the sum is 33.
The square root of 45751920 is about 6764.0165582293. The cubic root of 45751920 is about 357.6595079363.
The spelling of 45751920 in words is "forty-five million, seven hundred fifty-one thousand, nine hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •