Base | Representation |
---|---|
bin | 111011111111111100… |
… | …000000101011100110 |
3 | 20011021210010001010102 |
4 | 323333330000223212 |
5 | 2023414401314104 |
6 | 45332402224102 |
7 | 4440321256124 |
oct | 737774005346 |
9 | 204253101112 |
10 | 64423463654 |
11 | 2535a402850 |
12 | 1059b355032 |
13 | 60c9016cc4 |
14 | 3192158914 |
15 | 1a20c73a1e |
hex | efff00ae6 |
64423463654 has 16 divisors (see below), whose sum is σ = 105429819456. Its totient is φ = 29280724200.
The previous prime is 64423463639. The next prime is 64423463677. The reversal of 64423463654 is 45636432446.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 64423463599 and 64423463608.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124589 + ... + 379959.
It is an arithmetic number, because the mean of its divisors is an integer number (6589363716).
Almost surely, 264423463654 is an apocalyptic number.
64423463654 is a deficient number, since it is larger than the sum of its proper divisors (41006355802).
64423463654 is a wasteful number, since it uses less digits than its factorization.
64423463654 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 266851.
The product of its digits is 4976640, while the sum is 47.
The spelling of 64423463654 in words is "sixty-four billion, four hundred twenty-three million, four hundred sixty-three thousand, six hundred fifty-four".
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