Base | Representation |
---|---|
bin | 1001001110000… |
… | …0110100010101 |
3 | 2200202121201000 |
4 | 2103200310111 |
5 | 34344411324 |
6 | 3500453513 |
7 | 646454220 |
oct | 223406425 |
9 | 80677630 |
10 | 38669589 |
11 | 1a912042 |
12 | 10b4a299 |
13 | 801c11a |
14 | 51c85b7 |
15 | 35dc9c9 |
hex | 24e0d15 |
38669589 has 16 divisors (see below), whose sum is σ = 65472640. Its totient is φ = 22096800.
The previous prime is 38669537. The next prime is 38669591. The reversal of 38669589 is 98596683.
It is not a de Polignac number, because 38669589 - 29 = 38669077 is a prime.
It is a super-2 number, since 2×386695892 = 2990674226857842, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38689589) 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, 102112 + ... + 102489.
It is an arithmetic number, because the mean of its divisors is an integer number (4092040).
Almost surely, 238669589 is an apocalyptic number.
It is an amenable number.
38669589 is a deficient number, since it is larger than the sum of its proper divisors (26803051).
38669589 is a wasteful number, since it uses less digits than its factorization.
38669589 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204617 (or 204611 counting only the distinct ones).
The product of its digits is 2799360, while the sum is 54.
The square root of 38669589 is about 6218.4876778844. The cubic root of 38669589 is about 338.1607401606.
The spelling of 38669589 in words is "thirty-eight million, six hundred sixty-nine thousand, five hundred eighty-nine".
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