Base | Representation |
---|---|
bin | 10010010010011111111… |
… | …10011110110101000000 |
3 | 2020002000202122101211021 |
4 | 21021033332132311000 |
5 | 40243434143120410 |
6 | 1200404114555224 |
7 | 63254340256033 |
oct | 11111776366500 |
9 | 2202022571737 |
10 | 628407004480 |
11 | 22256240a502 |
12 | a1958298b14 |
13 | 47348c9cab8 |
14 | 225b4cdd01a |
15 | 1152dbcceda |
hex | 924ff9ed40 |
628407004480 has 112 divisors (see below), whose sum is σ = 1518783872256. Its totient is φ = 247607951360.
The previous prime is 628407004447. The next prime is 628407004493. The reversal of 628407004480 is 84400704826.
It is a congruent number.
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, 27638877 + ... + 27661603.
It is an arithmetic number, because the mean of its divisors is an integer number (13560570288).
Almost surely, 2628407004480 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 628407004480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (759391936128).
628407004480 is an abundant number, since it is smaller than the sum of its proper divisors (890376867776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
628407004480 is a wasteful number, since it uses less digits than its factorization.
628407004480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24032 (or 24022 counting only the distinct ones).
The product of its (nonzero) digits is 344064, while the sum is 43.
The spelling of 628407004480 in words is "six hundred twenty-eight billion, four hundred seven million, four thousand, four hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •