Base | Representation |
---|---|
bin | 1000010011101… |
… | …11101100100010 |
3 | 11212010221100002 |
4 | 10021313230202 |
5 | 120320240130 |
6 | 10525500002 |
7 | 1504260116 |
oct | 411675442 |
9 | 155127302 |
10 | 69696290 |
11 | 36383944 |
12 | 1b411602 |
13 | 11593511 |
14 | 9383746 |
15 | 61bab45 |
hex | 4277b22 |
69696290 has 8 divisors (see below), whose sum is σ = 125453340. Its totient is φ = 27878512.
The previous prime is 69696283. The next prime is 69696293. The reversal of 69696290 is 9269696.
It can be written as a sum of positive squares in 2 ways, for example, as 56685841 + 13010449 = 7529^2 + 3607^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (69696293) 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 3 ways as a sum of consecutive naturals, for example, 3484805 + ... + 3484824.
Almost surely, 269696290 is an apocalyptic number.
69696290 is a deficient number, since it is larger than the sum of its proper divisors (55757050).
69696290 is a wasteful number, since it uses less digits than its factorization.
69696290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6969636.
The product of its (nonzero) digits is 314928, while the sum is 47.
The square root of 69696290 is about 8348.4303913969. The cubic root of 69696290 is about 411.5316299069.
The spelling of 69696290 in words is "sixty-nine million, six hundred ninety-six thousand, two hundred ninety".
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