Base | Representation |
---|---|
bin | 1100110101110100… |
… | …11100110011100100 |
3 | 122210110020111220221 |
4 | 12122322130303210 |
5 | 103104324342100 |
6 | 3100025534124 |
7 | 332560604452 |
oct | 63272346344 |
9 | 18713214827 |
10 | 6893980900 |
11 | 2a18521984 |
12 | 1404944344 |
13 | 85b365851 |
14 | 49583d9d2 |
15 | 2a537601a |
hex | 19ae9cce4 |
6893980900 has 135 divisors (see below), whose sum is σ = 16507457561. Its totient is φ = 2498870880.
The previous prime is 6893980837. The next prime is 6893980903. The reversal of 6893980900 is 90893986.
The square root of 6893980900 is 83030.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 2481833124 + 4412147776 = 49818^2 + 66424^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6893980903) by changing a digit.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 299738289 + ... + 299738311.
Almost surely, 26893980900 is an apocalyptic number.
6893980900 is the 83030-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6893980900
6893980900 is an abundant number, since it is smaller than the sum of its proper divisors (9613476661).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6893980900 is an equidigital number, since it uses as much as digits as its factorization.
6893980900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136 (or 49 counting only the distinct ones).
The product of its (nonzero) digits is 839808, while the sum is 52.
The cubic root of 6893980900 is about 1903.2245245051.
The spelling of 6893980900 in words is "six billion, eight hundred ninety-three million, nine hundred eighty thousand, nine hundred".
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