Base | Representation |
---|---|
bin | 1000010000110… |
… | …11111000011000 |
3 | 11211102211110102 |
4 | 10020123320120 |
5 | 120221221331 |
6 | 10513434532 |
7 | 1501132520 |
oct | 410337030 |
9 | 154384412 |
10 | 69320216 |
11 | 36147339 |
12 | 1b26ba48 |
13 | 114912a4 |
14 | 92c6680 |
15 | 61444cb |
hex | 421be18 |
69320216 has 64 divisors (see below), whose sum is σ = 155719680. Its totient is φ = 28304640.
The previous prime is 69320213. The next prime is 69320261. The reversal of 69320216 is 61202396.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69320213) 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 15 ways as a sum of consecutive naturals, for example, 126455 + ... + 127001.
It is an arithmetic number, because the mean of its divisors is an integer number (2433120).
Almost surely, 269320216 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69320216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77859840).
69320216 is an abundant number, since it is smaller than the sum of its proper divisors (86399464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69320216 is a wasteful number, since it uses less digits than its factorization.
69320216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 664 (or 660 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 29.
The square root of 69320216 is about 8325.8762902171. The cubic root of 69320216 is about 410.7901004729.
The spelling of 69320216 in words is "sixty-nine million, three hundred twenty thousand, two hundred sixteen".
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