Base | Representation |
---|---|
bin | 1001001000001… |
… | …1110100110001 |
3 | 2200001021012121 |
4 | 2102003310301 |
5 | 34300214224 |
6 | 3444354241 |
7 | 643306555 |
oct | 222036461 |
9 | 80037177 |
10 | 38288689 |
11 | 1a68194a |
12 | 109a5981 |
13 | 7c1793a |
14 | 5129865 |
15 | 3564be4 |
hex | 2483d31 |
38288689 has 8 divisors (see below), whose sum is σ = 39780608. Its totient is φ = 36812880.
The previous prime is 38288669. The next prime is 38288707. The reversal of 38288689 is 98688283.
It is a happy number.
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 38288689 - 27 = 38288561 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38288609) 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 7 ways as a sum of consecutive naturals, for example, 934 + ... + 8800.
It is an arithmetic number, because the mean of its divisors is an integer number (4972576).
Almost surely, 238288689 is an apocalyptic number.
It is an amenable number.
38288689 is a deficient number, since it is larger than the sum of its proper divisors (1491919).
38288689 is a wasteful number, since it uses less digits than its factorization.
38288689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8055.
The product of its digits is 1327104, while the sum is 52.
The square root of 38288689 is about 6187.7854681623. The cubic root of 38288689 is about 337.0467668369.
The spelling of 38288689 in words is "thirty-eight million, two hundred eighty-eight thousand, six hundred eighty-nine".
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