Base | Representation |
---|---|
bin | 1000010100100… |
… | …00010000000101 |
3 | 11212100001022020 |
4 | 10022100100011 |
5 | 120331444434 |
6 | 10531553353 |
7 | 1505156262 |
oct | 412202005 |
9 | 155301266 |
10 | 69796869 |
11 | 3644246a |
12 | 1b45b859 |
13 | 115ca22c |
14 | 93ac269 |
15 | 61da849 |
hex | 4290405 |
69796869 has 8 divisors (see below), whose sum is σ = 95226912. Its totient is φ = 45449040.
The previous prime is 69796847. The next prime is 69796873. The reversal of 69796869 is 96869796.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 69796869 - 28 = 69796613 is a prime.
It is a super-2 number, since 2×697968692 = 9743205844406322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69796819) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270402 + ... + 270659.
It is an arithmetic number, because the mean of its divisors is an integer number (11903364).
Almost surely, 269796869 is an apocalyptic number.
It is an amenable number.
69796869 is a deficient number, since it is larger than the sum of its proper divisors (25430043).
69796869 is a wasteful number, since it uses less digits than its factorization.
69796869 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 541107.
The product of its digits is 8817984, while the sum is 60.
The square root of 69796869 is about 8354.4520466635. The cubic root of 69796869 is about 411.7294957476.
The spelling of 69796869 in words is "sixty-nine million, seven hundred ninety-six thousand, eight hundred sixty-nine".
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