Base | Representation |
---|---|
bin | 1001000101010… |
… | …0001100101001 |
3 | 2122200100121102 |
4 | 2101110030221 |
5 | 34222443414 |
6 | 3440251145 |
7 | 641535041 |
oct | 221241451 |
9 | 78610542 |
10 | 38093609 |
11 | 1a559324 |
12 | 10910ab5 |
13 | 7b79bc8 |
14 | 50b8721 |
15 | 3526ede |
hex | 2454329 |
38093609 has 8 divisors (see below), whose sum is σ = 39227400. Its totient is φ = 36965376.
The previous prime is 38093593. The next prime is 38093611. The reversal of 38093609 is 90639083.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 11022400 + 27071209 = 3320^2 + 5203^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 38093609 - 24 = 38093593 is a prime.
It is a super-2 number, since 2×380936092 = 2902246093289762, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (38093639) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15467 + ... + 17759.
It is an arithmetic number, because the mean of its divisors is an integer number (4903425).
Almost surely, 238093609 is an apocalyptic number.
It is an amenable number.
38093609 is a deficient number, since it is larger than the sum of its proper divisors (1133791).
38093609 is a wasteful number, since it uses less digits than its factorization.
38093609 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2779.
The product of its (nonzero) digits is 34992, while the sum is 38.
The square root of 38093609 is about 6172.0020252751. The cubic root of 38093609 is about 336.4733767235.
The spelling of 38093609 in words is "thirty-eight million, ninety-three thousand, six hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •