Base | Representation |
---|---|
bin | 11101010111011010110001… |
… | …11101011110100001011001 |
3 | 22110122102210011202121201212 |
4 | 32223231120331132201121 |
5 | 31431004303401244134 |
6 | 345201542102352505 |
7 | 16413325360446362 |
oct | 1653553075364131 |
9 | 273572704677655 |
10 | 64576325806169 |
11 | 19637736464021 |
12 | 72ab3a8a2b735 |
13 | 2a056a166ccb8 |
14 | 11d3721a90b69 |
15 | 76eba22e4bce |
hex | 3abb58f5e859 |
64576325806169 has 8 divisors (see below), whose sum is σ = 64627066600320. Its totient is φ = 64525595960016.
The previous prime is 64576325806151. The next prime is 64576325806199. The reversal of 64576325806169 is 96160852367546.
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 64576325806169 - 232 = 64572030838873 is a prime.
It is a super-2 number, since 2×645763258061692 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 64576325806099 and 64576325806108.
It is not an unprimeable number, because it can be changed into a prime (64576325806199) 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, 9084599 + ... + 14549315.
It is an arithmetic number, because the mean of its divisors is an integer number (8078383325040).
It is a 1-persistent number, because it is pandigital, but 2⋅64576325806169 = 129152651612338 is not.
Almost surely, 264576325806169 is an apocalyptic number.
It is an amenable number.
64576325806169 is a deficient number, since it is larger than the sum of its proper divisors (50740794151).
64576325806169 is a wasteful number, since it uses less digits than its factorization.
64576325806169 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5473999.
The product of its (nonzero) digits is 391910400, while the sum is 68.
The spelling of 64576325806169 in words is "sixty-four trillion, five hundred seventy-six billion, three hundred twenty-five million, eight hundred six thousand, one hundred sixty-nine".
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