Base | Representation |
---|---|
bin | 1010001110010… |
… | …1100110110101 |
3 | 2222200201010010 |
4 | 2203211212311 |
5 | 41434233014 |
6 | 4131050433 |
7 | 1030334544 |
oct | 243454665 |
9 | 88621103 |
10 | 42883509 |
11 | 22230019 |
12 | 12440a19 |
13 | 8b66176 |
14 | 59a415b |
15 | 3b71359 |
hex | 28e59b5 |
42883509 has 16 divisors (see below), whose sum is σ = 59210240. Its totient is φ = 27578880.
The previous prime is 42883483. The next prime is 42883517. The reversal of 42883509 is 90538824.
It is a happy number.
It is not a de Polignac number, because 42883509 - 213 = 42875317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42883559) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41997 + ... + 43005.
It is an arithmetic number, because the mean of its divisors is an integer number (3700640).
Almost surely, 242883509 is an apocalyptic number.
It is an amenable number.
42883509 is a deficient number, since it is larger than the sum of its proper divisors (16326731).
42883509 is a wasteful number, since it uses less digits than its factorization.
42883509 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1500.
The product of its (nonzero) digits is 69120, while the sum is 39.
The square root of 42883509 is about 6548.5501448794. The cubic root of 42883509 is about 350.0231522100.
The spelling of 42883509 in words is "forty-two million, eight hundred eighty-three thousand, five hundred nine".
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