Base | Representation |
---|---|
bin | 1010000011011… |
… | …10011111101101 |
3 | 12212200211220102 |
4 | 11001232133231 |
5 | 133042314134 |
6 | 12211400445 |
7 | 2042603222 |
oct | 501563755 |
9 | 185624812 |
10 | 84338669 |
11 | 43674988 |
12 | 242b3125 |
13 | 1461c14c |
14 | b2b5949 |
15 | 760e37e |
hex | 506e7ed |
84338669 has 4 divisors (see below), whose sum is σ = 84438396. Its totient is φ = 84238944.
The previous prime is 84338627. The next prime is 84338713. The reversal of 84338669 is 96683348.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 34070569 + 50268100 = 5837^2 + 7090^2 .
It is a cyclic number.
It is not a de Polignac number, because 84338669 - 220 = 83290093 is a prime.
It is a super-2 number, since 2×843386692 = 14226022177383122, 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 (84338369) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48584 + ... + 50289.
It is an arithmetic number, because the mean of its divisors is an integer number (21109599).
Almost surely, 284338669 is an apocalyptic number.
It is an amenable number.
84338669 is a deficient number, since it is larger than the sum of its proper divisors (99727).
84338669 is an equidigital number, since it uses as much as digits as its factorization.
84338669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99726.
The product of its digits is 746496, while the sum is 47.
The square root of 84338669 is about 9183.6087133545. The cubic root of 84338669 is about 438.5396991084.
The spelling of 84338669 in words is "eighty-four million, three hundred thirty-eight thousand, six hundred sixty-nine".
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