Base | Representation |
---|---|
bin | 111101011010110101… |
… | …001010110110101101 |
3 | 20022020001112200101020 |
4 | 331122311022312231 |
5 | 2040030242200343 |
6 | 50143555004353 |
7 | 4523156060634 |
oct | 753265126655 |
9 | 208201480336 |
10 | 65948396973 |
11 | 25a72172818 |
12 | 10945b996b9 |
13 | 62acc29004 |
14 | 32988ac51b |
15 | 1aaea95b83 |
hex | f5ad4adad |
65948396973 has 16 divisors (see below), whose sum is σ = 93181746816. Its totient is φ = 41344663040.
The previous prime is 65948396947. The next prime is 65948396977. The reversal of 65948396973 is 37969384956.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 65948396973 - 29 = 65948396461 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 65948396898 and 65948396907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65948396977) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481113 + ... + 602798.
It is an arithmetic number, because the mean of its divisors is an integer number (5823859176).
Almost surely, 265948396973 is an apocalyptic number.
It is an amenable number.
65948396973 is a deficient number, since it is larger than the sum of its proper divisors (27233349843).
65948396973 is a wasteful number, since it uses less digits than its factorization.
65948396973 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1085124.
The product of its digits is 264539520, while the sum is 69.
The spelling of 65948396973 in words is "sixty-five billion, nine hundred forty-eight million, three hundred ninety-six thousand, nine hundred seventy-three".
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