Base | Representation |
---|---|
bin | 1001111001110… |
… | …00101110011001 |
3 | 12210022101102002 |
4 | 10330320232121 |
5 | 132231213344 |
6 | 12124250345 |
7 | 2026040102 |
oct | 474705631 |
9 | 183271362 |
10 | 83069849 |
11 | 42988675 |
12 | 239a09b5 |
13 | 14296775 |
14 | b0653a9 |
15 | 745d44e |
hex | 4f38b99 |
83069849 has 2 divisors, whose sum is σ = 83069850. Its totient is φ = 83069848.
The previous prime is 83069827. The next prime is 83069897. The reversal of 83069849 is 94896038.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 54125449 + 28944400 = 7357^2 + 5380^2 .
It is a cyclic number.
It is not a de Polignac number, because 83069849 - 212 = 83065753 is a prime.
It is not a weakly prime, because it can be changed into another prime (83069149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41534924 + 41534925.
It is an arithmetic number, because the mean of its divisors is an integer number (41534925).
Almost surely, 283069849 is an apocalyptic number.
It is an amenable number.
83069849 is a deficient number, since it is larger than the sum of its proper divisors (1).
83069849 is an equidigital number, since it uses as much as digits as its factorization.
83069849 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 373248, while the sum is 47.
The square root of 83069849 is about 9114.2662348650. The cubic root of 83069849 is about 436.3293968018.
The spelling of 83069849 in words is "eighty-three million, sixty-nine thousand, eight hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •