Base | Representation |
---|---|
bin | 1110001100011110… |
… | …10111100010101000 |
3 | 201200010001001101222 |
4 | 13012033113202220 |
5 | 111101421302043 |
6 | 3300114001212 |
7 | 356565310406 |
oct | 70617274250 |
9 | 21603031358 |
10 | 7620884648 |
11 | 3260877483 |
12 | 1588276208 |
13 | 945b34800 |
14 | 5241bc476 |
15 | 2e90aed68 |
hex | 1c63d78a8 |
7620884648 has 96 divisors (see below), whose sum is σ = 16368105600. Its totient is φ = 3315686400.
The previous prime is 7620884639. The next prime is 7620884671. The reversal of 7620884648 is 8464880267.
It is a self number, because there is not a number n which added to its sum of digits gives 7620884648.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6190193 + ... + 6191423.
It is an arithmetic number, because the mean of its divisors is an integer number (170501100).
Almost surely, 27620884648 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 7620884648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8184052800).
7620884648 is an abundant number, since it is smaller than the sum of its proper divisors (8747220952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7620884648 is a wasteful number, since it uses less digits than its factorization.
7620884648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1523 (or 1506 counting only the distinct ones).
The product of its (nonzero) digits is 4128768, while the sum is 53.
The square root of 7620884648 is about 87297.6783654640. The cubic root of 7620884648 is about 1967.8944279025.
The spelling of 7620884648 in words is "seven billion, six hundred twenty million, eight hundred eighty-four thousand, six hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •