Base | Representation |
---|---|
bin | 100111001110101010… |
… | …1011101110111010000 |
3 | 22001110010000002010210 |
4 | 1032131111131313100 |
5 | 2340012432411010 |
6 | 102411241524120 |
7 | 6041434300434 |
oct | 1163525356720 |
9 | 261403002123 |
10 | 84244028880 |
11 | 32800615870 |
12 | 143b11a3640 |
13 | 7c374880cb |
14 | 41126929c4 |
15 | 22d0d98b20 |
hex | 139d55ddd0 |
84244028880 has 80 divisors (see below), whose sum is σ = 284897997504. Its totient is φ = 20422794240.
The previous prime is 84244028873. The next prime is 84244029017. The reversal of 84244028880 is 8882044248.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15952669 + ... + 15957948.
Almost surely, 284244028880 is an apocalyptic number.
84244028880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
84244028880 is an abundant number, since it is smaller than the sum of its proper divisors (200653968624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84244028880 is a wasteful number, since it uses less digits than its factorization.
84244028880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31910644 (or 31910638 counting only the distinct ones).
The product of its (nonzero) digits is 1048576, while the sum is 48.
It can be divided in two parts, 8424 and 4028880, that added together give a palindrome (4037304).
The spelling of 84244028880 in words is "eighty-four billion, two hundred forty-four million, twenty-eight thousand, eight hundred eighty".
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