Base | Representation |
---|---|
bin | 101010011100111… |
… | …0100110010000000 |
3 | 10200021100021120100 |
4 | 1110321310302000 |
5 | 10404124211134 |
6 | 353202442400 |
7 | 50204402355 |
oct | 12471646200 |
9 | 3607307510 |
10 | 1424444544 |
11 | 6710752a6 |
12 | 339063400 |
13 | 199159bc3 |
14 | d727662c |
15 | 850c2999 |
hex | 54e74c80 |
1424444544 has 96 divisors (see below), whose sum is σ = 4231319040. Its totient is φ = 459486720.
The previous prime is 1424444543. The next prime is 1424444561. The reversal of 1424444544 is 4454444241.
It is a tau number, because it is divible by the number of its divisors (96).
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 = 1424444499 and 1424444508.
It is not an unprimeable number, because it can be changed into a prime (1424444543) 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 11 ways as a sum of consecutive naturals, for example, 15769 + ... + 55655.
It is an arithmetic number, because the mean of its divisors is an integer number (44076240).
Almost surely, 21424444544 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 1424444544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2115659520).
1424444544 is an abundant number, since it is smaller than the sum of its proper divisors (2806874496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1424444544 is a wasteful number, since it uses less digits than its factorization.
1424444544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39938 (or 39923 counting only the distinct ones).
The product of its digits is 163840, while the sum is 36.
The square root of 1424444544 is about 37741.8142648177. The cubic root of 1424444544 is about 1125.1623256140.
Adding to 1424444544 its reverse (4454444241), we get a palindrome (5878888785).
The spelling of 1424444544 in words is "one billion, four hundred twenty-four million, four hundred forty-four thousand, five hundred forty-four".
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