Base | Representation |
---|---|
bin | 1101000010111111111… |
… | …10011101101100110000 |
3 | 1120212002212201102012201 |
4 | 12201133332131230300 |
5 | 24321042410341010 |
6 | 541535022032544 |
7 | 44246652001321 |
oct | 6413776355460 |
9 | 1525085642181 |
10 | 448286808880 |
11 | 163132242619 |
12 | 72a6a418754 |
13 | 333724935c1 |
14 | 179a9176448 |
15 | b9dab8123a |
hex | 685ff9db30 |
448286808880 has 80 divisors (see below), whose sum is σ = 1059870047904. Its totient is φ = 176289085440.
The previous prime is 448286808877. The next prime is 448286808899. The reversal of 448286808880 is 88808682844.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×4482868088802 (a number of 24 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10485307 + ... + 10527973.
Almost surely, 2448286808880 is an apocalyptic number.
448286808880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 448286808880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (529935023952).
448286808880 is an abundant number, since it is smaller than the sum of its proper divisors (611583239024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
448286808880 is a wasteful number, since it uses less digits than its factorization.
448286808880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44894 (or 44888 counting only the distinct ones).
The product of its (nonzero) digits is 50331648, while the sum is 64.
The spelling of 448286808880 in words is "four hundred forty-eight billion, two hundred eighty-six million, eight hundred eight thousand, eight hundred eighty".
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