Base | Representation |
---|---|
bin | 1010001110011… |
… | …0100010011101 |
3 | 2222200220100110 |
4 | 2203212202131 |
5 | 41434343300 |
6 | 4131120233 |
7 | 1030351635 |
oct | 243464235 |
9 | 88626313 |
10 | 42887325 |
11 | 22232978 |
12 | 12443079 |
13 | 8b67b20 |
14 | 59a56c5 |
15 | 3b72550 |
hex | 28e689d |
42887325 has 24 divisors (see below), whose sum is σ = 76363168. Its totient is φ = 21113280.
The previous prime is 42887321. The next prime is 42887363. The reversal of 42887325 is 52378824.
42887325 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 42887325 - 22 = 42887321 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42887321) 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 23 ways as a sum of consecutive naturals, for example, 21019 + ... + 22968.
Almost surely, 242887325 is an apocalyptic number.
It is an amenable number.
42887325 is a deficient number, since it is larger than the sum of its proper divisors (33475843).
42887325 is a wasteful number, since it uses less digits than its factorization.
42887325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44013 (or 44008 counting only the distinct ones).
The product of its digits is 107520, while the sum is 39.
The square root of 42887325 is about 6548.8415006015. The cubic root of 42887325 is about 350.0335342019.
The spelling of 42887325 in words is "forty-two million, eight hundred eighty-seven thousand, three hundred twenty-five".
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