Base | Representation |
---|---|
bin | 1111100111001… |
… | …1100010101101 |
3 | 11120012222111101 |
4 | 3321303202231 |
5 | 113231004343 |
6 | 10255323101 |
7 | 1423420201 |
oct | 371634255 |
9 | 146188441 |
10 | 65484973 |
11 | 33a67914 |
12 | 19b20491 |
13 | 1074a708 |
14 | 89a8b01 |
15 | 5b37e4d |
hex | 3e738ad |
65484973 has 2 divisors, whose sum is σ = 65484974. Its totient is φ = 65484972.
The previous prime is 65484971. The next prime is 65484997. The reversal of 65484973 is 37948456.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 61496964 + 3988009 = 7842^2 + 1997^2 .
It is a cyclic number.
It is not a de Polignac number, because 65484973 - 21 = 65484971 is a prime.
Together with 65484971, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (65484971) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32742486 + 32742487.
It is an arithmetic number, because the mean of its divisors is an integer number (32742487).
Almost surely, 265484973 is an apocalyptic number.
It is an amenable number.
65484973 is a deficient number, since it is larger than the sum of its proper divisors (1).
65484973 is an equidigital number, since it uses as much as digits as its factorization.
65484973 is an evil number, because the sum of its binary digits is even.
The product of its digits is 725760, while the sum is 46.
The square root of 65484973 is about 8092.2786037061. The cubic root of 65484973 is about 403.0700701391.
The spelling of 65484973 in words is "sixty-five million, four hundred eighty-four thousand, nine hundred seventy-three".
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