Base | Representation |
---|---|
bin | 1001111100011… |
… | …00111000010001 |
3 | 12210221220020121 |
4 | 10332030320101 |
5 | 132323231140 |
6 | 12135510241 |
7 | 2032004044 |
oct | 476147021 |
9 | 183856217 |
10 | 83414545 |
11 | 430a3645 |
12 | 23b28381 |
13 | 14387626 |
14 | b114c5b |
15 | 74ca64a |
hex | 4f8ce11 |
83414545 has 16 divisors (see below), whose sum is σ = 102132432. Its totient is φ = 65387520.
The previous prime is 83414509. The next prime is 83414557. The reversal of 83414545 is 54541438.
It can be written as a sum of positive squares in 8 ways, for example, as 16289296 + 67125249 = 4036^2 + 8193^2 .
It is not a de Polignac number, because 83414545 - 29 = 83414033 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 83414545.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62485 + ... + 63805.
It is an arithmetic number, because the mean of its divisors is an integer number (6383277).
Almost surely, 283414545 is an apocalyptic number.
It is an amenable number.
83414545 is a deficient number, since it is larger than the sum of its proper divisors (18717887).
83414545 is a wasteful number, since it uses less digits than its factorization.
83414545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1572.
The product of its digits is 38400, while the sum is 34.
The square root of 83414545 is about 9133.1563547330. The cubic root of 83414545 is about 436.9320761517.
The spelling of 83414545 in words is "eighty-three million, four hundred fourteen thousand, five hundred forty-five".
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