Base | Representation |
---|---|
bin | 1000001110100… |
… | …00111011110001 |
3 | 11210212020100200 |
4 | 10013100323301 |
5 | 120131410413 |
6 | 10503105413 |
7 | 1465413522 |
oct | 407207361 |
9 | 153766320 |
10 | 69013233 |
11 | 35a57733 |
12 | 1b142269 |
13 | 113b4643 |
14 | 9246849 |
15 | 60d3573 |
hex | 41d0ef1 |
69013233 has 6 divisors (see below), whose sum is σ = 99685794. Its totient is φ = 46008816.
The previous prime is 69013213. The next prime is 69013253. The reversal of 69013233 is 33231096.
It is an interprime number because it is at equal distance from previous prime (69013213) and next prime (69013253).
It can be written as a sum of positive squares in only one way, i.e., 43125489 + 25887744 = 6567^2 + 5088^2 .
It is not a de Polignac number, because 69013233 - 25 = 69013201 is a prime.
It is a super-2 number, since 2×690132332 = 9525652658224578, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 69013197 and 69013206.
It is not an unprimeable number, because it can be changed into a prime (69013213) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 3834060 + ... + 3834077.
It is an arithmetic number, because the mean of its divisors is an integer number (16614299).
Almost surely, 269013233 is an apocalyptic number.
It is an amenable number.
69013233 is a deficient number, since it is larger than the sum of its proper divisors (30672561).
69013233 is a wasteful number, since it uses less digits than its factorization.
69013233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7668143 (or 7668140 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 27.
The square root of 69013233 is about 8307.4203577284. The cubic root of 69013233 is about 410.1828115947.
The spelling of 69013233 in words is "sixty-nine million, thirteen thousand, two hundred thirty-three".
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