Base | Representation |
---|---|
bin | 1001001101011… |
… | …0111000001101 |
3 | 2200200112212011 |
4 | 2103112320031 |
5 | 34342111002 |
6 | 3455541221 |
7 | 646224430 |
oct | 223267015 |
9 | 80615764 |
10 | 38628877 |
11 | 1a8944a1 |
12 | 10b2a811 |
13 | 8006731 |
14 | 51b7817 |
15 | 35d08d7 |
hex | 24d6e0d |
38628877 has 8 divisors (see below), whose sum is σ = 45086976. Its totient is φ = 32405712.
The previous prime is 38628857. The next prime is 38628901. The reversal of 38628877 is 77882683.
38628877 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 38628877 - 219 = 38104589 is a prime.
It is a super-2 number, since 2×386288772 = 2984380276562258, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 38628877.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38628857) 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 7 ways as a sum of consecutive naturals, for example, 58378 + ... + 59035.
It is an arithmetic number, because the mean of its divisors is an integer number (5635872).
Almost surely, 238628877 is an apocalyptic number.
It is an amenable number.
38628877 is a deficient number, since it is larger than the sum of its proper divisors (6458099).
38628877 is a wasteful number, since it uses less digits than its factorization.
38628877 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117467.
The product of its digits is 903168, while the sum is 49.
The square root of 38628877 is about 6215.2133511248. The cubic root of 38628877 is about 338.0420246990.
The spelling of 38628877 in words is "thirty-eight million, six hundred twenty-eight thousand, eight hundred seventy-seven".
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