Base | Representation |
---|---|
bin | 1010001010101… |
… | …0011101111011 |
3 | 2222020101211111 |
4 | 2202222131323 |
5 | 41404010100 |
6 | 4121541151 |
7 | 1025305405 |
oct | 242523573 |
9 | 88211744 |
10 | 42641275 |
11 | 22085026 |
12 | 123447b7 |
13 | 8aacb31 |
14 | 593db75 |
15 | 3b246ba |
hex | 28aa77b |
42641275 has 12 divisors (see below), whose sum is σ = 54581824. Its totient is φ = 33012000.
The previous prime is 42641239. The next prime is 42641327. The reversal of 42641275 is 57214624.
It is not a de Polignac number, because 42641275 - 27 = 42641147 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26736 + ... + 28285.
Almost surely, 242641275 is an apocalyptic number.
42641275 is a deficient number, since it is larger than the sum of its proper divisors (11940549).
42641275 is a wasteful number, since it uses less digits than its factorization.
42641275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55062 (or 55057 counting only the distinct ones).
The product of its digits is 13440, while the sum is 31.
The square root of 42641275 is about 6530.0287135663. The cubic root of 42641275 is about 349.3628544394.
Adding to 42641275 its reverse (57214624), we get a palindrome (99855899).
The spelling of 42641275 in words is "forty-two million, six hundred forty-one thousand, two hundred seventy-five".
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