Base | Representation |
---|---|
bin | 1111110010010010011110 |
3 | 21210020110112 |
4 | 33302102132 |
5 | 2024410032 |
6 | 224410022 |
7 | 50113361 |
oct | 17622236 |
9 | 7706415 |
10 | 4138142 |
11 | 2377058 |
12 | 1476912 |
13 | b1b708 |
14 | 79a0d8 |
15 | 56b1b2 |
hex | 3f249e |
4138142 has 8 divisors (see below), whose sum is σ = 6312600. Its totient is φ = 2033944.
The previous prime is 4138139. The next prime is 4138153. The reversal of 4138142 is 2418314.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17417 + ... + 17652.
It is an arithmetic number, because the mean of its divisors is an integer number (789075).
Almost surely, 24138142 is an apocalyptic number.
4138142 is a deficient number, since it is larger than the sum of its proper divisors (2174458).
4138142 is a wasteful number, since it uses less digits than its factorization.
4138142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35130.
The product of its digits is 768, while the sum is 23.
The square root of 4138142 is about 2034.2423651080. The cubic root of 4138142 is about 160.5468527792.
It can be divided in two parts, 41 and 38142, that added together give a palindrome (38183).
The spelling of 4138142 in words is "four million, one hundred thirty-eight thousand, one hundred forty-two".
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