Base | Representation |
---|---|
bin | 1000001000110… |
… | …10110011100001 |
3 | 11202110100001001 |
4 | 10010122303201 |
5 | 114434022413 |
6 | 10435112001 |
7 | 1456155556 |
oct | 404326341 |
9 | 152410031 |
10 | 68267233 |
11 | 35598201 |
12 | 1aa42601 |
13 | 111b2c18 |
14 | 90d0a2d |
15 | 5ed74dd |
hex | 411ace1 |
68267233 has 4 divisors (see below), whose sum is σ = 69555348. Its totient is φ = 66979120.
The previous prime is 68267203. The next prime is 68267249. The reversal of 68267233 is 33276286.
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 21372129 + 46895104 = 4623^2 + 6848^2 .
It is a cyclic number.
It is not a de Polignac number, because 68267233 - 25 = 68267201 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 68267192 and 68267201.
It is not an unprimeable number, because it can be changed into a prime (68267203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643978 + ... + 644083.
It is an arithmetic number, because the mean of its divisors is an integer number (17388837).
Almost surely, 268267233 is an apocalyptic number.
It is an amenable number.
68267233 is a deficient number, since it is larger than the sum of its proper divisors (1288115).
68267233 is a wasteful number, since it uses less digits than its factorization.
68267233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1288114.
The product of its digits is 72576, while the sum is 37.
The square root of 68267233 is about 8262.3987437063. The cubic root of 68267233 is about 408.6994941135.
The spelling of 68267233 in words is "sixty-eight million, two hundred sixty-seven thousand, two hundred thirty-three".
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