Base | Representation |
---|---|
bin | 11101011110001111100000… |
… | …11010111010101101111010 |
3 | 22111110211222202010202002020 |
4 | 32233013300122322231322 |
5 | 31443330002022224214 |
6 | 345501400201415310 |
7 | 16436265630635262 |
oct | 1657076032725572 |
9 | 274424882122066 |
10 | 64810795117434 |
11 | 19718116258a23 |
12 | 732892419a536 |
13 | 2a21829c74432 |
14 | 1200c059b87a2 |
15 | 775d2691d4a9 |
hex | 3af1f06bab7a |
64810795117434 has 16 divisors (see below), whose sum is σ = 133124876457888. Its totient is φ = 21019717335312.
The previous prime is 64810795117423. The next prime is 64810795117459. The reversal of 64810795117434 is 43471159701846.
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, 145970259052 + ... + 145970259495.
It is an arithmetic number, because the mean of its divisors is an integer number (8320304778618).
Almost surely, 264810795117434 is an apocalyptic number.
64810795117434 is an abundant number, since it is smaller than the sum of its proper divisors (68314081340454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64810795117434 is a wasteful number, since it uses less digits than its factorization.
64810795117434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 291940518589.
The product of its (nonzero) digits is 20321280, while the sum is 60.
The spelling of 64810795117434 in words is "sixty-four trillion, eight hundred ten billion, seven hundred ninety-five million, one hundred seventeen thousand, four hundred thirty-four".
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