Base | Representation |
---|---|
bin | 1100110001100100… |
… | …01111000000110100 |
3 | 122200222001100122110 |
4 | 12120302033000310 |
5 | 103021204212240 |
6 | 3052312331020 |
7 | 331645233330 |
oct | 63062170064 |
9 | 18628040573 |
10 | 6858272820 |
11 | 29aa352973 |
12 | 13b49a3a70 |
13 | 853b426c9 |
14 | 490bc67c0 |
15 | 2a2170c80 |
hex | 198c8f034 |
6858272820 has 96 divisors (see below), whose sum is σ = 22224384000. Its totient is φ = 1547754624.
The previous prime is 6858272809. The next prime is 6858272849. The reversal of 6858272820 is 282728586.
It is a self number, because there is not a number n which added to its sum of digits gives 6858272820.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70170 + ... + 136529.
It is an arithmetic number, because the mean of its divisors is an integer number (231504000).
Almost surely, 26858272820 is an apocalyptic number.
6858272820 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
6858272820 is an abundant number, since it is smaller than the sum of its proper divisors (15366111180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6858272820 is a wasteful number, since it uses less digits than its factorization.
6858272820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206797 (or 206795 counting only the distinct ones).
The product of its (nonzero) digits is 860160, while the sum is 48.
The square root of 6858272820 is about 82814.6896389765. The cubic root of 6858272820 is about 1899.9328526593.
The spelling of 6858272820 in words is "six billion, eight hundred fifty-eight million, two hundred seventy-two thousand, eight hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •