Base | Representation |
---|---|
bin | 100110110011011011… |
… | …1011000100111000101 |
3 | 21222002102102102001211 |
4 | 1031212313120213011 |
5 | 2331130011022011 |
6 | 102140434451421 |
7 | 6006666533620 |
oct | 1154667304705 |
9 | 258072372054 |
10 | 83330173381 |
11 | 3238178a694 |
12 | 14197133b71 |
13 | 7b20050000 |
14 | 406716adb7 |
15 | 227aa31b21 |
hex | 1366dd89c5 |
83330173381 has 40 divisors (see below), whose sum is σ = 108605385280. Its totient is φ = 62458636032.
The previous prime is 83330173309. The next prime is 83330173429. The reversal of 83330173381 is 18337103338.
It is not a de Polignac number, because 83330173381 - 213 = 83330165189 is a prime.
It is a super-2 number, since 2×833301733812 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83330173781) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3787645 + ... + 3809581.
It is an arithmetic number, because the mean of its divisors is an integer number (2715134632).
Almost surely, 283330173381 is an apocalyptic number.
It is an amenable number.
83330173381 is a deficient number, since it is larger than the sum of its proper divisors (25275211899).
83330173381 is an equidigital number, since it uses as much as digits as its factorization.
83330173381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22015 (or 21976 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 40.
The spelling of 83330173381 in words is "eighty-three billion, three hundred thirty million, one hundred seventy-three thousand, three hundred eighty-one".
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