Base | Representation |
---|---|
bin | 10010101001010011… |
… | …000000011101110100 |
3 | 1220200020112121021020 |
4 | 102221103000131310 |
5 | 312000132420312 |
6 | 13110330221140 |
7 | 1306055621625 |
oct | 225123003564 |
9 | 56606477236 |
10 | 20020201332 |
11 | 854397763a |
12 | 3a688847b0 |
13 | 1b7092b8a1 |
14 | d7cc63a4c |
15 | 7c290b78c |
hex | 4a94c0774 |
20020201332 has 24 divisors (see below), whose sum is σ = 46717591872. Its totient is φ = 6672859200.
The previous prime is 20020201321. The next prime is 20020201337. The reversal of 20020201332 is 23310202002.
It is a super-2 number, since 2×200202013322 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20020201337) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103857 + ... + 225447.
It is an arithmetic number, because the mean of its divisors is an integer number (1946566328).
Almost surely, 220020201332 is an apocalyptic number.
It is an amenable number.
20020201332 is an abundant number, since it is smaller than the sum of its proper divisors (26697390540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20020201332 is a wasteful number, since it uses less digits than its factorization.
20020201332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 135319 (or 135317 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 15.
Adding to 20020201332 its reverse (23310202002), we get a palindrome (43330403334).
The spelling of 20020201332 in words is "twenty billion, twenty million, two hundred one thousand, three hundred thirty-two".
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