Base | Representation |
---|---|
bin | 1110001101010101… |
… | …00000101100000000 |
3 | 201200121102112211112 |
4 | 13012222200230000 |
5 | 111110232000000 |
6 | 3300530302452 |
7 | 360012634025 |
oct | 70652405400 |
9 | 21617375745 |
10 | 7628000000 |
11 | 3264897335 |
12 | 158a727a28 |
13 | 94745638a |
14 | 52511154c |
15 | 2e9a18235 |
hex | 1c6aa0b00 |
7628000000 has 126 divisors (see below), whose sum is σ = 19042490628. Its totient is φ = 3049600000.
The previous prime is 7627999997. The next prime is 7628000057. The reversal of 7628000000 is 8267.
It is a self number, because there is not a number n which added to its sum of digits gives 7628000000.
It is an unprimeable number.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 3999047 + ... + 4000953.
It is an arithmetic number, because the mean of its divisors is an integer number (151130878).
Almost surely, 27628000000 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 7628000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9521245314).
7628000000 is an abundant number, since it is smaller than the sum of its proper divisors (11414490628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7628000000 is an frugal number, since it uses more digits than its factorization.
7628000000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1953 (or 1914 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 7628000000 is about 87338.4222435922. The cubic root of 7628000000 is about 1968.5066886681.
Adding to 7628000000 its reverse (8267), we get a palindrome (7628008267).
The spelling of 7628000000 in words is "seven billion, six hundred twenty-eight million", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •