Base | Representation |
---|---|
bin | 1010001011000… |
… | …01010101010101 |
3 | 12221120101022211 |
4 | 11011201111111 |
5 | 133321131313 |
6 | 12244553421 |
7 | 2054215141 |
oct | 505412525 |
9 | 187511284 |
10 | 85333333 |
11 | 44194218 |
12 | 246b2871 |
13 | 148a9ac7 |
14 | b494221 |
15 | 7758e3d |
hex | 5161555 |
85333333 has 4 divisors (see below), whose sum is σ = 85354668. Its totient is φ = 85312000.
The previous prime is 85333331. The next prime is 85333357. The reversal of 85333333 is 33333358.
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 81036004 + 4297329 = 9002^2 + 2073^2 .
It is a cyclic number.
It is not a de Polignac number, because 85333333 - 21 = 85333331 is a prime.
It is a Duffinian number.
85333333 is a modest number, since divided by 33333 gives 853 as remainder.
It is a nialpdrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 85333295 and 85333304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85333331) 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, 2668 + ... + 13333.
It is an arithmetic number, because the mean of its divisors is an integer number (21338667).
Almost surely, 285333333 is an apocalyptic number.
It is an amenable number.
85333333 is a deficient number, since it is larger than the sum of its proper divisors (21335).
85333333 is a wasteful number, since it uses less digits than its factorization.
85333333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21334.
The product of its digits is 29160, while the sum is 31.
The square root of 85333333 is about 9237.6042889918. The cubic root of 85333333 is about 440.2569659460.
The spelling of 85333333 in words is "eighty-five million, three hundred thirty-three thousand, three hundred thirty-three".
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