Base | Representation |
---|---|
bin | 1000010001110110100… |
… | …0101111111100111000 |
3 | 111121010022222122110111 |
4 | 2010131220233330320 |
5 | 4312242133022300 |
6 | 145201242554104 |
7 | 13163422522030 |
oct | 2043550577470 |
9 | 447108878414 |
10 | 142231142200 |
11 | 55357854314 |
12 | 23694b08934 |
13 | 10548ba8494 |
14 | 6c53a948c0 |
15 | 3a76a409ba |
hex | 211da2ff38 |
142231142200 has 96 divisors (see below), whose sum is σ = 378832003200. Its totient is φ = 48648378240.
The previous prime is 142231142197. The next prime is 142231142213. The reversal of 142231142200 is 2241132241.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 465367 + ... + 707833.
It is an arithmetic number, because the mean of its divisors is an integer number (3946166700).
Almost surely, 2142231142200 is an apocalyptic number.
142231142200 is a gapful number since it is divisible by the number (10) 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 142231142200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189416001600).
142231142200 is an abundant number, since it is smaller than the sum of its proper divisors (236600861000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142231142200 is a wasteful number, since it uses less digits than its factorization.
142231142200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242909 (or 242900 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 142231142200 its reverse (2241132241), we get a palindrome (144472274441).
The spelling of 142231142200 in words is "one hundred forty-two billion, two hundred thirty-one million, one hundred forty-two thousand, two hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •