Base | Representation |
---|---|
bin | 1001111111100… |
… | …01110101011101 |
3 | 12211201220111000 |
4 | 10333301311131 |
5 | 132424444221 |
6 | 12152420513 |
7 | 2035345452 |
oct | 477616535 |
9 | 184656430 |
10 | 83828061 |
11 | 43356299 |
12 | 240a7739 |
13 | 144a0905 |
14 | b1c1829 |
15 | 755ce26 |
hex | 4ff1d5d |
83828061 has 16 divisors (see below), whose sum is σ = 128197120. Its totient is φ = 54082080.
The previous prime is 83828053. The next prime is 83828083. The reversal of 83828061 is 16082838.
83828061 = T1398 + T1399 + ... + T1478.
It is not a de Polignac number, because 83828061 - 23 = 83828053 is a prime.
It is a super-2 number, since 2×838280612 = 14054287622039442, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83828161) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49240 + ... + 50913.
It is an arithmetic number, because the mean of its divisors is an integer number (8012320).
Almost surely, 283828061 is an apocalyptic number.
It is an amenable number.
83828061 is a deficient number, since it is larger than the sum of its proper divisors (44369059).
83828061 is a wasteful number, since it uses less digits than its factorization.
83828061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100193 (or 100187 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 36.
The square root of 83828061 is about 9155.7665435506. The cubic root of 83828061 is about 437.6528963287.
The spelling of 83828061 in words is "eighty-three million, eight hundred twenty-eight thousand, sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •