Base | Representation |
---|---|
bin | 1010000011001… |
… | …0110110101110 |
3 | 2221022111202211 |
4 | 2200302312232 |
5 | 41242320332 |
6 | 4103241034 |
7 | 1021165132 |
oct | 240626656 |
9 | 87274684 |
10 | 42151342 |
11 | 2187aa22 |
12 | 1214917a |
13 | 896ab2c |
14 | 58533c2 |
15 | 3a79447 |
hex | 2832dae |
42151342 has 4 divisors (see below), whose sum is σ = 63227016. Its totient is φ = 21075670.
The previous prime is 42151337. The next prime is 42151349. The reversal of 42151342 is 24315124.
42151342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42151349) by changing a digit.
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 as a sum of consecutive naturals, namely, 10537834 + ... + 10537837.
It is an arithmetic number, because the mean of its divisors is an integer number (15806754).
Almost surely, 242151342 is an apocalyptic number.
42151342 is a deficient number, since it is larger than the sum of its proper divisors (21075674).
42151342 is a wasteful number, since it uses less digits than its factorization.
42151342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21075673.
The product of its digits is 960, while the sum is 22.
The square root of 42151342 is about 6492.4064875822. The cubic root of 42151342 is about 348.0196789418.
Adding to 42151342 its reverse (24315124), we get a palindrome (66466466).
The spelling of 42151342 in words is "forty-two million, one hundred fifty-one thousand, three hundred forty-two".
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