Base | Representation |
---|---|
bin | 1101010001110000… |
… | …11111100000011100 |
3 | 200101210020122002211 |
4 | 12220320133200130 |
5 | 104044324124300 |
6 | 3135201130204 |
7 | 341434651504 |
oct | 65070374034 |
9 | 20353218084 |
10 | 7128348700 |
11 | 3028848980 |
12 | 146b329964 |
13 | 897a93c15 |
14 | 4b8a0aa04 |
15 | 2bac1d4ba |
hex | 1a8e1f81c |
7128348700 has 72 divisors (see below), whose sum is σ = 16901574480. Its totient is φ = 2588006400.
The previous prime is 7128348697. The next prime is 7128348751. The reversal of 7128348700 is 78438217.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 735486 + ... + 745114.
It is an arithmetic number, because the mean of its divisors is an integer number (234744090).
Almost surely, 27128348700 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 7128348700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8450787240).
7128348700 is an abundant number, since it is smaller than the sum of its proper divisors (9773225780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7128348700 is a wasteful number, since it uses less digits than its factorization.
7128348700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10327 (or 10320 counting only the distinct ones).
The product of its (nonzero) digits is 75264, while the sum is 40.
The square root of 7128348700 is about 84429.5487373941. The cubic root of 7128348700 is about 1924.5519798433.
The spelling of 7128348700 in words is "seven billion, one hundred twenty-eight million, three hundred forty-eight thousand, seven hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •