Base | Representation |
---|---|
bin | 1010001110100… |
… | …0000000010011 |
3 | 2222201012120220 |
4 | 2203220000103 |
5 | 41440041311 |
6 | 4131204123 |
7 | 1030405305 |
oct | 243500023 |
9 | 88635526 |
10 | 42893331 |
11 | 22237438 |
12 | 12446643 |
13 | 8b6a790 |
14 | 59a7975 |
15 | 3b74206 |
hex | 28e8013 |
42893331 has 16 divisors (see below), whose sum is σ = 62141856. Its totient is φ = 26159616.
The previous prime is 42893327. The next prime is 42893341. The reversal of 42893331 is 13339824.
It is a happy number.
It is not a de Polignac number, because 42893331 - 22 = 42893327 is a prime.
It is a super-2 number, since 2×428933312 = 3679675688551122, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42893292 and 42893301.
It is not an unprimeable number, because it can be changed into a prime (42893311) 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, 460 + ... + 9273.
It is an arithmetic number, because the mean of its divisors is an integer number (3883866).
Almost surely, 242893331 is an apocalyptic number.
42893331 is a deficient number, since it is larger than the sum of its proper divisors (19248525).
42893331 is a wasteful number, since it uses less digits than its factorization.
42893331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9862.
The product of its digits is 15552, while the sum is 33.
The square root of 42893331 is about 6549.3000389355. The cubic root of 42893331 is about 350.0498731651.
The spelling of 42893331 in words is "forty-two million, eight hundred ninety-three thousand, three hundred thirty-one".
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