Base | Representation |
---|---|
bin | 1010001110011… |
… | …0111011110111 |
3 | 2222200222120200 |
4 | 2203212323313 |
5 | 41434421301 |
6 | 4131131543 |
7 | 1030356450 |
oct | 243467367 |
9 | 88628520 |
10 | 42888951 |
11 | 22234116 |
12 | 12443bb3 |
13 | 8b687a1 |
14 | 59a6127 |
15 | 3b72c86 |
hex | 28e6ef7 |
42888951 has 24 divisors (see below), whose sum is σ = 73881600. Its totient is φ = 23441616.
The previous prime is 42888919. The next prime is 42888971. The reversal of 42888951 is 15988824.
It is a happy number.
It is not a de Polignac number, because 42888951 - 25 = 42888919 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 42888897 and 42888906.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42888971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13351 + ... + 16248.
It is an arithmetic number, because the mean of its divisors is an integer number (3078400).
Almost surely, 242888951 is an apocalyptic number.
42888951 is a deficient number, since it is larger than the sum of its proper divisors (30992649).
42888951 is a wasteful number, since it uses less digits than its factorization.
42888951 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29635 (or 29632 counting only the distinct ones).
The product of its digits is 184320, while the sum is 45.
The square root of 42888951 is about 6548.9656435196. The cubic root of 42888951 is about 350.0379577881.
The spelling of 42888951 in words is "forty-two million, eight hundred eighty-eight thousand, nine hundred fifty-one".
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