Base | Representation |
---|---|
bin | 1000010011100… |
… | …00011110011010 |
3 | 11212002102202200 |
4 | 10021300132122 |
5 | 120313313324 |
6 | 10525111030 |
7 | 1504104645 |
oct | 411603632 |
9 | 155072680 |
10 | 69666714 |
11 | 363636a7 |
12 | 1b3b8476 |
13 | 11582c10 |
14 | 9376a5c |
15 | 61b1ec9 |
hex | 427079a |
69666714 has 96 divisors (see below), whose sum is σ = 175017024. Its totient is φ = 19837440.
The previous prime is 69666713. The next prime is 69666721. The reversal of 69666714 is 41766696.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 69666714.
It is not an unprimeable number, because it can be changed into a prime (69666713) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 330069 + ... + 330279.
It is an arithmetic number, because the mean of its divisors is an integer number (1823094).
Almost surely, 269666714 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69666714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87508512).
69666714 is an abundant number, since it is smaller than the sum of its proper divisors (105350310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69666714 is a wasteful number, since it uses less digits than its factorization.
69666714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 332 (or 329 counting only the distinct ones).
The product of its digits is 326592, while the sum is 45.
The square root of 69666714 is about 8346.6588524990. The cubic root of 69666714 is about 411.4734097751.
The spelling of 69666714 in words is "sixty-nine million, six hundred sixty-six thousand, seven hundred fourteen".
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