Base | Representation |
---|---|
bin | 1010000100100… |
… | …1011010101010 |
3 | 2221111012112111 |
4 | 2201021122222 |
5 | 41303300004 |
6 | 4105232534 |
7 | 1022031430 |
oct | 241113252 |
9 | 87435474 |
10 | 42243754 |
11 | 219333a3 |
12 | 1219274a |
13 | 89a0c07 |
14 | 5878d50 |
15 | 3a96a04 |
hex | 28496aa |
42243754 has 8 divisors (see below), whose sum is σ = 72417888. Its totient is φ = 18104460.
The previous prime is 42243743. The next prime is 42243757. The reversal of 42243754 is 45734224.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (42243757) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1508692 + ... + 1508719.
It is an arithmetic number, because the mean of its divisors is an integer number (9052236).
Almost surely, 242243754 is an apocalyptic number.
42243754 is a deficient number, since it is larger than the sum of its proper divisors (30174134).
42243754 is a wasteful number, since it uses less digits than its factorization.
42243754 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3017420.
The product of its digits is 26880, while the sum is 31.
The square root of 42243754 is about 6499.5195207030. The cubic root of 42243754 is about 348.2738244279.
Adding to 42243754 its reverse (45734224), we get a palindrome (87977978).
It can be divided in two parts, 4224 and 3754, that multiplied together give a triangular number (15856896 = T5631).
The spelling of 42243754 in words is "forty-two million, two hundred forty-three thousand, seven hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •