Base | Representation |
---|---|
bin | 1100111001011010… |
… | …11111101001111000 |
3 | 122212112222201020100 |
4 | 12130231133221320 |
5 | 103140034423003 |
6 | 3103024155400 |
7 | 333405132354 |
oct | 63455375170 |
9 | 18775881210 |
10 | 6924139128 |
11 | 2a33550235 |
12 | 1412a68b60 |
13 | 86469485a |
14 | 499850464 |
15 | 2a7d31ba3 |
hex | 19cb5fa78 |
6924139128 has 48 divisors (see below), whose sum is σ = 18796471200. Its totient is φ = 2302680960.
The previous prime is 6924139109. The next prime is 6924139139. The reversal of 6924139128 is 8219314296.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80533 + ... + 142596.
It is an arithmetic number, because the mean of its divisors is an integer number (391593150).
Almost surely, 26924139128 is an apocalyptic number.
It is an amenable number.
6924139128 is an abundant number, since it is smaller than the sum of its proper divisors (11872332072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6924139128 is a wasteful number, since it uses less digits than its factorization.
6924139128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223572 (or 223565 counting only the distinct ones).
The product of its digits is 186624, while the sum is 45.
The square root of 6924139128 is about 83211.4122461577. The cubic root of 6924139128 is about 1905.9957528037.
The spelling of 6924139128 in words is "six billion, nine hundred twenty-four million, one hundred thirty-nine thousand, one hundred twenty-eight".
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