Base | Representation |
---|---|
bin | 1001010001111… |
… | …0100011001100 |
3 | 2201020110120000 |
4 | 2110132203030 |
5 | 34431004234 |
6 | 3510124300 |
7 | 651556341 |
oct | 224364314 |
9 | 81213500 |
10 | 38922444 |
11 | 1aa75010 |
12 | 11050690 |
13 | 80aa242 |
14 | 52527c8 |
15 | 363c899 |
hex | 251e8cc |
38922444 has 120 divisors (see below), whose sum is σ = 113348928. Its totient is φ = 11547360.
The previous prime is 38922419. The next prime is 38922449. The reversal of 38922444 is 44422983.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 38922399 and 38922408.
It is not an unprimeable number, because it can be changed into a prime (38922449) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 238707 + ... + 238869.
Almost surely, 238922444 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38922444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56674464).
38922444 is an abundant number, since it is smaller than the sum of its proper divisors (74426484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38922444 is a wasteful number, since it uses less digits than its factorization.
38922444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257 (or 246 counting only the distinct ones).
The product of its digits is 55296, while the sum is 36.
The square root of 38922444 is about 6238.7854587251. The cubic root of 38922444 is about 338.8962012855.
It can be divided in two parts, 3892 and 2444, that added together give a palindrome (6336).
The spelling of 38922444 in words is "thirty-eight million, nine hundred twenty-two thousand, four hundred forty-four".
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