Base | Representation |
---|---|
bin | 1010001011110… |
… | …0000010110101 |
3 | 2222101001120221 |
4 | 2202330002311 |
5 | 41413311034 |
6 | 4123254341 |
7 | 1026025324 |
oct | 242740265 |
9 | 88331527 |
10 | 42713269 |
11 | 22124125 |
12 | 1237a3b1 |
13 | 8b06831 |
14 | 595c0bb |
15 | 3b3abb4 |
hex | 28bc0b5 |
42713269 has 2 divisors, whose sum is σ = 42713270. Its totient is φ = 42713268.
The previous prime is 42713261. The next prime is 42713287. The reversal of 42713269 is 96231724.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 30393169 + 12320100 = 5513^2 + 3510^2 .
It is a cyclic number.
It is not a de Polignac number, because 42713269 - 23 = 42713261 is a prime.
It is a super-2 number, since 2×427132692 = 3648846697332722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42713261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21356634 + 21356635.
It is an arithmetic number, because the mean of its divisors is an integer number (21356635).
Almost surely, 242713269 is an apocalyptic number.
It is an amenable number.
42713269 is a deficient number, since it is larger than the sum of its proper divisors (1).
42713269 is an equidigital number, since it uses as much as digits as its factorization.
42713269 is an evil number, because the sum of its binary digits is even.
The product of its digits is 18144, while the sum is 34.
The square root of 42713269 is about 6535.5389219253. The cubic root of 42713269 is about 349.5593611287.
The spelling of 42713269 in words is "forty-two million, seven hundred thirteen thousand, two hundred sixty-nine".
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