Base | Representation |
---|---|
bin | 1111101010111… |
… | …1011110101010 |
3 | 11120200110021000 |
4 | 3322233132222 |
5 | 113311333344 |
6 | 10304455430 |
7 | 1425462015 |
oct | 372573652 |
9 | 146613230 |
10 | 65730474 |
11 | 34115307 |
12 | 1a01a576 |
13 | 10805394 |
14 | 8a3037c |
15 | 5b85a69 |
hex | 3eaf7aa |
65730474 has 32 divisors (see below), whose sum is σ = 146341440. Its totient is φ = 21869136.
The previous prime is 65730437. The next prime is 65730479. The reversal of 65730474 is 47403756.
It is a zygodrome in base 5.
It is not an unprimeable number, because it can be changed into a prime (65730479) 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, 45349 + ... + 46775.
It is an arithmetic number, because the mean of its divisors is an integer number (4573170).
Almost surely, 265730474 is an apocalyptic number.
65730474 is an abundant number, since it is smaller than the sum of its proper divisors (80610966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65730474 is a wasteful number, since it uses less digits than its factorization.
65730474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2291 (or 2285 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 36.
The square root of 65730474 is about 8107.4332559695. The cubic root of 65730474 is about 403.5731407883.
The spelling of 65730474 in words is "sixty-five million, seven hundred thirty thousand, four hundred seventy-four".
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