Base | Representation |
---|---|
bin | 1010001101101… |
… | …1100000100111 |
3 | 2222121121101100 |
4 | 2203123200213 |
5 | 41431422101 |
6 | 4130131143 |
7 | 1030103142 |
oct | 243334047 |
9 | 88547340 |
10 | 42842151 |
11 | 22201a40 |
12 | 12420ab3 |
13 | 8b503b1 |
14 | 5993059 |
15 | 3b63e86 |
hex | 28db827 |
42842151 has 12 divisors (see below), whose sum is σ = 67509000. Its totient is φ = 25964880.
The previous prime is 42842143. The next prime is 42842161. The reversal of 42842151 is 15124824.
42842151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42842151 - 23 = 42842143 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42842101) 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 in 11 ways as a sum of consecutive naturals, for example, 216276 + ... + 216473.
It is an arithmetic number, because the mean of its divisors is an integer number (5625750).
Almost surely, 242842151 is an apocalyptic number.
42842151 is a deficient number, since it is larger than the sum of its proper divisors (24666849).
42842151 is a wasteful number, since it uses less digits than its factorization.
42842151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 432766 (or 432763 counting only the distinct ones).
The product of its digits is 2560, while the sum is 27.
The square root of 42842151 is about 6545.3915849245. The cubic root of 42842151 is about 349.9105921286.
Adding to 42842151 its reverse (15124824), we get a palindrome (57966975).
The spelling of 42842151 in words is "forty-two million, eight hundred forty-two thousand, one hundred fifty-one".
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