Base | Representation |
---|---|
bin | 1001111010101… |
… | …10111000100011 |
3 | 12210112122212021 |
4 | 10331112320203 |
5 | 132244142004 |
6 | 12131042311 |
7 | 2030063203 |
oct | 475267043 |
9 | 183478767 |
10 | 83193379 |
11 | 42a62465 |
12 | 23a40397 |
13 | 1430aa69 |
14 | b098403 |
15 | 7484d54 |
hex | 4f56e23 |
83193379 has 2 divisors, whose sum is σ = 83193380. Its totient is φ = 83193378.
The previous prime is 83193377. The next prime is 83193413. The reversal of 83193379 is 97339138.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 83193379 - 21 = 83193377 is a prime.
It is a super-2 number, since 2×831933792 = 13842276618875282, which contains 22 as substring.
Together with 83193377, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (83193377) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41596689 + 41596690.
It is an arithmetic number, because the mean of its divisors is an integer number (41596690).
Almost surely, 283193379 is an apocalyptic number.
83193379 is a deficient number, since it is larger than the sum of its proper divisors (1).
83193379 is an equidigital number, since it uses as much as digits as its factorization.
83193379 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 122472, while the sum is 43.
The square root of 83193379 is about 9121.0404560006. The cubic root of 83193379 is about 436.5455726091.
The spelling of 83193379 in words is "eighty-three million, one hundred ninety-three thousand, three hundred seventy-nine".
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