Base | Representation |
---|---|
bin | 1000010101100… |
… | …01110100010100 |
3 | 11212121000220100 |
4 | 10022301310110 |
5 | 120400344411 |
6 | 10534534100 |
7 | 1506301152 |
oct | 412616424 |
9 | 155530810 |
10 | 69934356 |
11 | 36526798 |
12 | 1b507330 |
13 | 1164799b |
14 | 94063d2 |
15 | 6216456 |
hex | 42b1d14 |
69934356 has 36 divisors (see below), whose sum is σ = 181094004. Its totient is φ = 22742400.
The previous prime is 69934349. The next prime is 69934391. The reversal of 69934356 is 65343996.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 31741956 + 38192400 = 5634^2 + 6180^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 22215 + ... + 25166.
It is an arithmetic number, because the mean of its divisors is an integer number (5030389).
Almost surely, 269934356 is an apocalyptic number.
It is an amenable number.
69934356 is an abundant number, since it is smaller than the sum of its proper divisors (111159648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69934356 is a wasteful number, since it uses less digits than its factorization.
69934356 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47432 (or 47427 counting only the distinct ones).
The product of its digits is 524880, while the sum is 45.
The square root of 69934356 is about 8362.6763658532. The cubic root of 69934356 is about 411.9996622362. Note that the first 3 decimals are identical.
Adding to 69934356 its product of digits (524880), we get a square (70459236 = 83942).
The spelling of 69934356 in words is "sixty-nine million, nine hundred thirty-four thousand, three hundred fifty-six".
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