Base | Representation |
---|---|
bin | 1110111111001010… |
… | …0100101100101111 |
3 | 101101101000012011202 |
4 | 3233302210230233 |
5 | 31214342342033 |
6 | 1503111040115 |
7 | 201460016243 |
oct | 35762445457 |
9 | 11341005152 |
10 | 4023012143 |
11 | 1784981627 |
12 | 94337003b |
13 | 4c161ab77 |
14 | 2a2424423 |
15 | 1882bd8e8 |
hex | efca4b2f |
4023012143 has 4 divisors (see below), whose sum is σ = 4029533040. Its totient is φ = 4016491248.
The previous prime is 4023012137. The next prime is 4023012157. The reversal of 4023012143 is 3412103204.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 4023012143 - 214 = 4022995759 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4023012113) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3259523 + ... + 3260756.
It is an arithmetic number, because the mean of its divisors is an integer number (1007383260).
Almost surely, 24023012143 is an apocalyptic number.
4023012143 is a deficient number, since it is larger than the sum of its proper divisors (6520897).
4023012143 is an equidigital number, since it uses as much as digits as its factorization.
4023012143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6520896.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 4023012143 is about 63427.2192595576. The cubic root of 4023012143 is about 1590.4393579020.
Adding to 4023012143 its reverse (3412103204), we get a palindrome (7435115347).
The spelling of 4023012143 in words is "four billion, twenty-three million, twelve thousand, one hundred forty-three".
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