Base | Representation |
---|---|
bin | 1010001001111… |
… | …0101101110001 |
3 | 2222010221210121 |
4 | 2202132231301 |
5 | 41400440022 |
6 | 4120530241 |
7 | 1025015146 |
oct | 242365561 |
9 | 88127717 |
10 | 42593137 |
11 | 22051944 |
12 | 12320981 |
13 | 8a93c52 |
14 | 592a3cd |
15 | 3b152c7 |
hex | 289eb71 |
42593137 has 8 divisors (see below), whose sum is σ = 43799112. Its totient is φ = 41395200.
The previous prime is 42593129. The next prime is 42593149. The reversal of 42593137 is 73139524.
It can be written as a sum of positive squares in 4 ways, for example, as 69696 + 42523441 = 264^2 + 6521^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42593137 - 23 = 42593129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42593107) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9673 + ... + 13369.
It is an arithmetic number, because the mean of its divisors is an integer number (5474889).
Almost surely, 242593137 is an apocalyptic number.
It is an amenable number.
42593137 is a deficient number, since it is larger than the sum of its proper divisors (1205975).
42593137 is a wasteful number, since it uses less digits than its factorization.
42593137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4019.
The product of its digits is 22680, while the sum is 34.
The square root of 42593137 is about 6526.3417777496. The cubic root of 42593137 is about 349.2313389725.
It can be divided in two parts, 4259 and 3137, that added together give a square (7396 = 862).
The spelling of 42593137 in words is "forty-two million, five hundred ninety-three thousand, one hundred thirty-seven".
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