Base | Representation |
---|---|
bin | 1000010011101… |
… | …11001001110010 |
3 | 11212010211021201 |
4 | 10021313021302 |
5 | 120320202231 |
6 | 10525441414 |
7 | 1504250461 |
oct | 411671162 |
9 | 155124251 |
10 | 69694066 |
11 | 36382202 |
12 | 1b41026a |
13 | 115924c0 |
14 | 93829d8 |
15 | 61ba161 |
hex | 4277272 |
69694066 has 8 divisors (see below), whose sum is σ = 112582764. Its totient is φ = 32166480.
The previous prime is 69694063. The next prime is 69694081. The reversal of 69694066 is 66049696.
It can be written as a sum of positive squares in 2 ways, for example, as 69472225 + 221841 = 8335^2 + 471^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×696940662 = 9714525671224712, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (69694063) 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, 1340245 + ... + 1340296.
Almost surely, 269694066 is an apocalyptic number.
69694066 is a deficient number, since it is larger than the sum of its proper divisors (42888698).
69694066 is a wasteful number, since it uses less digits than its factorization.
69694066 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2680556.
The product of its (nonzero) digits is 419904, while the sum is 46.
The square root of 69694066 is about 8348.2971916433. The cubic root of 69694066 is about 411.5272525525.
The spelling of 69694066 in words is "sixty-nine million, six hundred ninety-four thousand, sixty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •