Base | Representation |
---|---|
bin | 1100101001110011… |
… | …10000111000010000 |
3 | 122112102111011000212 |
4 | 12110321300320100 |
5 | 102403020401210 |
6 | 3042024303252 |
7 | 330224501060 |
oct | 62471607020 |
9 | 18472434025 |
10 | 6793137680 |
11 | 297660497a |
12 | 1397011b28 |
13 | 8434b82c4 |
14 | 4862ad3a0 |
15 | 29b5a6805 |
hex | 194e70e10 |
6793137680 has 80 divisors (see below), whose sum is σ = 18079200000. Its totient is φ = 2325351936.
The previous prime is 6793137647. The next prime is 6793137691. The reversal of 6793137680 is 867313976.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×67931376802 = 92293439078871564800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352946 + ... + 371694.
It is an arithmetic number, because the mean of its divisors is an integer number (225990000).
Almost surely, 26793137680 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 6793137680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9039600000).
6793137680 is an abundant number, since it is smaller than the sum of its proper divisors (11286062320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6793137680 is a wasteful number, since it uses less digits than its factorization.
6793137680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19416 (or 19410 counting only the distinct ones).
The product of its (nonzero) digits is 1143072, while the sum is 50.
The square root of 6793137680 is about 82420.4930827279. The cubic root of 6793137680 is about 1893.8989600901.
The spelling of 6793137680 in words is "six billion, seven hundred ninety-three million, one hundred thirty-seven thousand, six hundred eighty".
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