Base | Representation |
---|---|
bin | 10000001001001111001110 |
3 | 21222000102000 |
4 | 100021033032 |
5 | 2040412032 |
6 | 230413130 |
7 | 50654415 |
oct | 20111716 |
9 | 7860360 |
10 | 4232142 |
11 | 2430742 |
12 | 15011a6 |
13 | b52435 |
14 | 7c247c |
15 | 588e7c |
hex | 4093ce |
4232142 has 32 divisors (see below), whose sum is σ = 9478560. Its totient is φ = 1399680.
The previous prime is 4232131. The next prime is 4232147. The reversal of 4232142 is 2412324.
It is a super-2 number, since 2×42321422 = 35822051816328, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4232147) 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, 9558 + ... + 9990.
It is an arithmetic number, because the mean of its divisors is an integer number (296205).
Almost surely, 24232142 is an apocalyptic number.
4232142 is an abundant number, since it is smaller than the sum of its proper divisors (5246418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4232142 is a wasteful number, since it uses less digits than its factorization.
4232142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 625 (or 619 counting only the distinct ones).
The product of its digits is 384, while the sum is 18.
The square root of 4232142 is about 2057.2170522334. The cubic root of 4232142 is about 161.7533970924.
Adding to 4232142 its reverse (2412324), we get a palindrome (6644466).
The spelling of 4232142 in words is "four million, two hundred thirty-two thousand, one hundred forty-two".
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