Base | Representation |
---|---|
bin | 1001111110111… |
… | …00000111100001 |
3 | 12211120101110100 |
4 | 10333130013201 |
5 | 132414122410 |
6 | 12150453013 |
7 | 2034525222 |
oct | 477340741 |
9 | 184511410 |
10 | 83739105 |
11 | 432a547a |
12 | 24064169 |
13 | 1446c288 |
14 | b19b249 |
15 | 75418c0 |
hex | 4fdc1e1 |
83739105 has 12 divisors (see below), whose sum is σ = 145147860. Its totient is φ = 44660832.
The previous prime is 83739083. The next prime is 83739119. The reversal of 83739105 is 50193738.
It can be written as a sum of positive squares in 2 ways, for example, as 45805824 + 37933281 = 6768^2 + 6159^2 .
It is not a de Polignac number, because 83739105 - 28 = 83738849 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 83739105.
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, 930390 + ... + 930479.
It is an arithmetic number, because the mean of its divisors is an integer number (12095655).
Almost surely, 283739105 is an apocalyptic number.
It is an amenable number.
83739105 is a deficient number, since it is larger than the sum of its proper divisors (61408755).
83739105 is a wasteful number, since it uses less digits than its factorization.
83739105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1860880 (or 1860877 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 83739105 is about 9150.9073320628. The cubic root of 83739105 is about 437.4980331884.
The spelling of 83739105 in words is "eighty-three million, seven hundred thirty-nine thousand, one hundred five".
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