Base | Representation |
---|---|
bin | 11101000111000… |
… | …100111111111001 |
3 | 1021001000000122021 |
4 | 131013010333321 |
5 | 2000012112440 |
6 | 120243554441 |
7 | 15050200246 |
oct | 3507047771 |
9 | 1231000567 |
10 | 488394745 |
11 | 230760223 |
12 | 11768ba21 |
13 | 7a250997 |
14 | 48c145cd |
15 | 2cd2484a |
hex | 1d1c4ff9 |
488394745 has 4 divisors (see below), whose sum is σ = 586073700. Its totient is φ = 390715792.
The previous prime is 488394727. The next prime is 488394749. The reversal of 488394745 is 547493884.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 49617936 + 438776809 = 7044^2 + 20947^2 .
It is a cyclic number.
It is not a de Polignac number, because 488394745 - 27 = 488394617 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 488394692 and 488394701.
It is not an unprimeable number, because it can be changed into a prime (488394749) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48839470 + ... + 48839479.
It is an arithmetic number, because the mean of its divisors is an integer number (146518425).
Almost surely, 2488394745 is an apocalyptic number.
It is an amenable number.
488394745 is a deficient number, since it is larger than the sum of its proper divisors (97678955).
488394745 is an equidigital number, since it uses as much as digits as its factorization.
488394745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97678954.
The product of its digits is 3870720, while the sum is 52.
The square root of 488394745 is about 22099.6548615584. The cubic root of 488394745 is about 787.5116625467.
The spelling of 488394745 in words is "four hundred eighty-eight million, three hundred ninety-four thousand, seven hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •