Base | Representation |
---|---|
bin | 1001001010010… |
… | …0011011011101 |
3 | 2200022001101211 |
4 | 2102210123131 |
5 | 34314002422 |
6 | 3451304421 |
7 | 644404120 |
oct | 222443335 |
9 | 80261354 |
10 | 38422237 |
11 | 1a763217 |
12 | 10a4b111 |
13 | 7c63669 |
14 | 51623b7 |
15 | 358e577 |
hex | 24a46dd |
38422237 has 16 divisors (see below), whose sum is σ = 47718400. Its totient is φ = 30190320.
The previous prime is 38422217. The next prime is 38422273. The reversal of 38422237 is 73222483.
38422237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 38422237 - 215 = 38389469 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 38422199 and 38422208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38422217) 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 15 ways as a sum of consecutive naturals, for example, 537 + ... + 8782.
It is an arithmetic number, because the mean of its divisors is an integer number (2982400).
Almost surely, 238422237 is an apocalyptic number.
It is an amenable number.
38422237 is a deficient number, since it is larger than the sum of its proper divisors (9296163).
38422237 is a wasteful number, since it uses less digits than its factorization.
38422237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9376.
The product of its digits is 16128, while the sum is 31.
The square root of 38422237 is about 6198.5673344733. The cubic root of 38422237 is about 337.4381765130.
The spelling of 38422237 in words is "thirty-eight million, four hundred twenty-two thousand, two hundred thirty-seven".
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