Base | Representation |
---|---|
bin | 1010100001010… |
… | …1101001101000 |
3 | 10002000222102200 |
4 | 2220111221220 |
5 | 42244110442 |
6 | 4213500200 |
7 | 1044042414 |
oct | 250255150 |
9 | 102028380 |
10 | 44128872 |
11 | 22a00747 |
12 | 12941660 |
13 | 91b0c78 |
14 | 5c09d44 |
15 | 3d1a34c |
hex | 2a15a68 |
44128872 has 96 divisors (see below), whose sum is σ = 130740480. Its totient is φ = 13386240.
The previous prime is 44128867. The next prime is 44128907. The reversal of 44128872 is 27882144.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 37363 + ... + 38525.
It is an arithmetic number, because the mean of its divisors is an integer number (1361880).
Almost surely, 244128872 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 44128872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65370240).
44128872 is an abundant number, since it is smaller than the sum of its proper divisors (86611608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44128872 is a wasteful number, since it uses less digits than its factorization.
44128872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1223 (or 1216 counting only the distinct ones).
The product of its digits is 28672, while the sum is 36.
The square root of 44128872 is about 6642.9565706845. The cubic root of 44128872 is about 353.3791665555.
The spelling of 44128872 in words is "forty-four million, one hundred twenty-eight thousand, eight hundred seventy-two".
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