Base | Representation |
---|---|
bin | 111111111000000… |
… | …1010011100101110 |
3 | 12112101001112221221 |
4 | 1333300022130232 |
5 | 13342143112032 |
6 | 552403013554 |
7 | 104054010520 |
oct | 17760123456 |
9 | 5471045857 |
10 | 2143332142 |
11 | 9aa945186 |
12 | 4b996a2ba |
13 | 282080293 |
14 | 164929a10 |
15 | c8276597 |
hex | 7fc0a72e |
2143332142 has 16 divisors (see below), whose sum is σ = 3834035712. Its totient is φ = 878632920.
The previous prime is 2143332127. The next prime is 2143332143. The reversal of 2143332142 is 2412333412.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2143332143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3327834 + ... + 3328477.
It is an arithmetic number, because the mean of its divisors is an integer number (239627232).
Almost surely, 22143332142 is an apocalyptic number.
2143332142 is a deficient number, since it is larger than the sum of its proper divisors (1690703570).
2143332142 is a wasteful number, since it uses less digits than its factorization.
2143332142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6656343.
The product of its digits is 3456, while the sum is 25.
The square root of 2143332142 is about 46296.1352814681. The cubic root of 2143332142 is about 1289.3272420989.
Adding to 2143332142 its reverse (2412333412), we get a palindrome (4555665554).
The spelling of 2143332142 in words is "two billion, one hundred forty-three million, three hundred thirty-two thousand, one hundred forty-two".
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