Base | Representation |
---|---|
bin | 1111100011100… |
… | …1101101001001 |
3 | 11112202221112022 |
4 | 3320321231021 |
5 | 113200414243 |
6 | 10250254225 |
7 | 1421412422 |
oct | 370715511 |
9 | 145687468 |
10 | 65248073 |
11 | 33915930 |
12 | 19a27375 |
13 | 10696937 |
14 | 8946649 |
15 | 5adcb68 |
hex | 3e39b49 |
65248073 has 8 divisors (see below), whose sum is σ = 71245440. Its totient is φ = 59261680.
The previous prime is 65248063. The next prime is 65248093. The reversal of 65248073 is 37084256.
It is a happy number.
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 65248073 - 28 = 65247817 is a prime.
It is a super-3 number, since 3×652480733 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (65248013) 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, 14363 + ... + 18351.
It is an arithmetic number, because the mean of its divisors is an integer number (8905680).
Almost surely, 265248073 is an apocalyptic number.
It is an amenable number.
65248073 is a deficient number, since it is larger than the sum of its proper divisors (5997367).
65248073 is a wasteful number, since it uses less digits than its factorization.
65248073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5487.
The product of its (nonzero) digits is 40320, while the sum is 35.
The square root of 65248073 is about 8077.6279315155. The cubic root of 65248073 is about 402.5834308746.
The spelling of 65248073 in words is "sixty-five million, two hundred forty-eight thousand, seventy-three".
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