Base | Representation |
---|---|
bin | 1000010110000101… |
… | …1101111100011011 |
3 | 12210010020001200010 |
4 | 2011201131330123 |
5 | 14041434040011 |
6 | 1010142013003 |
7 | 106340621352 |
oct | 20541357433 |
9 | 5703201603 |
10 | 2240143131 |
11 | a4a558766 |
12 | 526277163 |
13 | 2991483a5 |
14 | 17372a999 |
15 | d19eb1a6 |
hex | 8585df1b |
2240143131 has 4 divisors (see below), whose sum is σ = 2986857512. Its totient is φ = 1493428752.
The previous prime is 2240143109. The next prime is 2240143141. The reversal of 2240143131 is 1313410422.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 2240143131 - 211 = 2240141083 is a prime.
It is a super-2 number, since 2×22401431312 = 10036482494732966322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2240143098 and 2240143107.
It is not an unprimeable number, because it can be changed into a prime (2240143141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373357186 + ... + 373357191.
It is an arithmetic number, because the mean of its divisors is an integer number (746714378).
Almost surely, 22240143131 is an apocalyptic number.
2240143131 is a deficient number, since it is larger than the sum of its proper divisors (746714381).
2240143131 is an equidigital number, since it uses as much as digits as its factorization.
2240143131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 746714380.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 2240143131 is about 47330.1503378132. The cubic root of 2240143131 is about 1308.4543919933.
Adding to 2240143131 its reverse (1313410422), we get a palindrome (3553553553).
The spelling of 2240143131 in words is "two billion, two hundred forty million, one hundred forty-three thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •