Base | Representation |
---|---|
bin | 11111000010001011101… |
… | …01010110000010100100 |
3 | 10202221100220210101011011 |
4 | 33201011311112002210 |
5 | 114432312304014340 |
6 | 2133510125152004 |
7 | 140016330132235 |
oct | 17410565260244 |
9 | 3687326711134 |
10 | 1066323501220 |
11 | 3812528aa01a |
12 | 1527b16bb604 |
13 | 79727b2a513 |
14 | 39878a7908c |
15 | 1cb0e2040ea |
hex | f845d560a4 |
1066323501220 has 48 divisors (see below), whose sum is σ = 2242784784240. Its totient is φ = 425862109184.
The previous prime is 1066323501209. The next prime is 1066323501233. The reversal of 1066323501220 is 221053236601.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 62223306916 + 1004100194304 = 249446^2 + 1002048^2 .
It is a super-2 number, since 2×10663235012202 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48615216 + ... + 48637144.
It is an arithmetic number, because the mean of its divisors is an integer number (46724683005).
Almost surely, 21066323501220 is an apocalyptic number.
1066323501220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1066323501220 is an abundant number, since it is smaller than the sum of its proper divisors (1176461283020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1066323501220 is a wasteful number, since it uses less digits than its factorization.
1066323501220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25632 (or 25630 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 31.
Adding to 1066323501220 its reverse (221053236601), we get a palindrome (1287376737821).
The spelling of 1066323501220 in words is "one trillion, sixty-six billion, three hundred twenty-three million, five hundred one thousand, two hundred twenty".
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