Base | Representation |
---|---|
bin | 1111100110111… |
… | …1100101110000 |
3 | 11120012011021210 |
4 | 3321233211300 |
5 | 113230000114 |
6 | 10255120120 |
7 | 1423322043 |
oct | 371574560 |
9 | 146164253 |
10 | 65468784 |
11 | 33a56737 |
12 | 19b13040 |
13 | 10743234 |
14 | 89a2c5a |
15 | 5b33259 |
hex | 3e6f970 |
65468784 has 20 divisors (see below), whose sum is σ = 169127816. Its totient is φ = 21822912.
The previous prime is 65468773. The next prime is 65468797. The reversal of 65468784 is 48786456.
It is a super-3 number, since 3×654687843 (a number of 24 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 1363933 = 65468784 / (6 + 5 + 4 + 6 + 8 + 7 + 8 + 4).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681919 + ... + 682014.
Almost surely, 265468784 is an apocalyptic number.
It is an amenable number.
65468784 is an abundant number, since it is smaller than the sum of its proper divisors (103659032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65468784 is a wasteful number, since it uses less digits than its factorization.
65468784 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1363944 (or 1363938 counting only the distinct ones).
The product of its digits is 1290240, while the sum is 48.
The square root of 65468784 is about 8091.2782673691. The cubic root of 65468784 is about 403.0368521409.
The spelling of 65468784 in words is "sixty-five million, four hundred sixty-eight thousand, seven hundred eighty-four".
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