Base | Representation |
---|---|
bin | 100101010100011110… |
… | …1101001011011101100 |
3 | 21122212101100100112122 |
4 | 1022220331221123230 |
5 | 2303113400102413 |
6 | 100452343052112 |
7 | 5535021661550 |
oct | 1125075513354 |
9 | 248771310478 |
10 | 80144144108 |
11 | 30a97309746 |
12 | 13648141038 |
13 | 7732c634a2 |
14 | 3c43d7b860 |
15 | 2140e93108 |
hex | 12a8f696ec |
80144144108 has 48 divisors (see below), whose sum is σ = 163447705344. Its totient is φ = 33674149440.
The previous prime is 80144144107. The next prime is 80144144111.
80144144108 is nontrivially palindromic in base 10.
It is a super-2 number, since 2×801441441082 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (80144144107) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447935 + ... + 600777.
It is an arithmetic number, because the mean of its divisors is an integer number (3405160528).
Almost surely, 280144144108 is an apocalyptic number.
It is an amenable number.
80144144108 is an abundant number, since it is smaller than the sum of its proper divisors (83303561236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80144144108 is a wasteful number, since it uses less digits than its factorization.
80144144108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153222 (or 153220 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 35.
The spelling of 80144144108 in words is "eighty billion, one hundred forty-four million, one hundred forty-four thousand, one hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •