Base | Representation |
---|---|
bin | 1000010001100101… |
… | …00101011001011000 |
3 | 102110121020121102211 |
4 | 10020302211121120 |
5 | 33044231223100 |
6 | 2012453004504 |
7 | 215042106601 |
oct | 41062453130 |
9 | 12417217384 |
10 | 4442445400 |
11 | 197a70aa88 |
12 | a3b923734 |
13 | 55a4a4923 |
14 | 302006da8 |
15 | 1b00201ba |
hex | 108ca5658 |
4442445400 has 48 divisors (see below), whose sum is σ = 10777770000. Its totient is φ = 1699716480.
The previous prime is 4442445361. The next prime is 4442445409. The reversal of 4442445400 is 45442444.
It is a super-2 number, since 2×44424454002 = 39470642263962320000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4442445409) 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, 478275 + ... + 487474.
It is an arithmetic number, because the mean of its divisors is an integer number (224536875).
Almost surely, 24442445400 is an apocalyptic number.
4442445400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
4442445400 is an abundant number, since it is smaller than the sum of its proper divisors (6335324600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4442445400 is a wasteful number, since it uses less digits than its factorization.
4442445400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 965788 (or 965779 counting only the distinct ones).
The product of its (nonzero) digits is 40960, while the sum is 31.
The square root of 4442445400 is about 66651.6721470662. The cubic root of 4442445400 is about 1643.8948425426.
Adding to 4442445400 its reverse (45442444), we get a palindrome (4487887844).
The spelling of 4442445400 in words is "four billion, four hundred forty-two million, four hundred forty-five thousand, four hundred".
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