Base | Representation |
---|---|
bin | 1010001001111… |
… | …0101100101111 |
3 | 2222010221201011 |
4 | 2202132230233 |
5 | 41400434241 |
6 | 4120530051 |
7 | 1025015023 |
oct | 242365457 |
9 | 88127634 |
10 | 42593071 |
11 | 22051894 |
12 | 12320927 |
13 | 8a93c01 |
14 | 592a383 |
15 | 3b15281 |
hex | 289eb2f |
42593071 has 4 divisors (see below), whose sum is σ = 42727752. Its totient is φ = 42458392.
The previous prime is 42593069. The next prime is 42593077. The reversal of 42593071 is 17039524.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42593071 - 21 = 42593069 is a prime.
It is a super-2 number, since 2×425930712 = 3628339394422082, which contains 22 as substring.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42593077) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66865 + ... + 67498.
It is an arithmetic number, because the mean of its divisors is an integer number (10681938).
Almost surely, 242593071 is an apocalyptic number.
42593071 is a deficient number, since it is larger than the sum of its proper divisors (134681).
42593071 is a wasteful number, since it uses less digits than its factorization.
42593071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134680.
The product of its (nonzero) digits is 7560, while the sum is 31.
The square root of 42593071 is about 6526.3367213162. The cubic root of 42593071 is about 349.2311585891.
The spelling of 42593071 in words is "forty-two million, five hundred ninety-three thousand, seventy-one".
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