Base | Representation |
---|---|
bin | 111100110011011111… |
… | …000010110100000010 |
3 | 20020112001102112121000 |
4 | 330303133002310002 |
5 | 2032202300113232 |
6 | 45554254312430 |
7 | 4500622161342 |
oct | 746337026402 |
9 | 206461375530 |
10 | 65288285442 |
11 | 257635981a6 |
12 | 107a0ab8716 |
13 | 6206244783 |
14 | 3234d58d22 |
15 | 1a71b5227c |
hex | f337c2d02 |
65288285442 has 16 divisors (see below), whose sum is σ = 145085078880. Its totient is φ = 21762761796.
The previous prime is 65288285437. The next prime is 65288285453. The reversal of 65288285442 is 24458288256.
65288285442 is a `hidden beast` number, since 6 + 528 + 8 + 28 + 54 + 42 = 666.
65288285442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 1209042323 = 65288285442 / (6 + 5 + 2 + 8 + 8 + 2 + 8 + 5 + 4 + 4 + 2).
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, 604521108 + ... + 604521215.
It is an arithmetic number, because the mean of its divisors is an integer number (9067817430).
Almost surely, 265288285442 is an apocalyptic number.
65288285442 is an abundant number, since it is smaller than the sum of its proper divisors (79796793438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65288285442 is a wasteful number, since it uses less digits than its factorization.
65288285442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1209042334 (or 1209042328 counting only the distinct ones).
The product of its digits is 9830400, while the sum is 54.
The spelling of 65288285442 in words is "sixty-five billion, two hundred eighty-eight million, two hundred eighty-five thousand, four hundred forty-two".
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