Base | Representation |
---|---|
bin | 10010110101011001… |
… | …011011001001110100 |
3 | 1221012101112111221111 |
4 | 102311121123021310 |
5 | 312404120210400 |
6 | 13142421324404 |
7 | 1314102310132 |
oct | 226531331164 |
9 | 57171474844 |
10 | 20223210100 |
11 | 8638525085 |
12 | 3b04866704 |
13 | 1ba39ca512 |
14 | d9bbca752 |
15 | 7d565c3ba |
hex | 4b565b274 |
20223210100 has 18 divisors (see below), whose sum is σ = 43884366134. Its totient is φ = 8089284000.
The previous prime is 20223210097. The next prime is 20223210109. The reversal of 20223210100 is 101232202.
It can be written as a sum of positive squares in 3 ways, for example, as 374345104 + 19848864996 = 19348^2 + 140886^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20223210109) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101115951 + ... + 101116150.
Almost surely, 220223210100 is an apocalyptic number.
20223210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20223210100 is an abundant number, since it is smaller than the sum of its proper divisors (23661156034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20223210100 is a wasteful number, since it uses less digits than its factorization.
20223210100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202232115 (or 202232108 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
Adding to 20223210100 its reverse (101232202), we get a palindrome (20324442302).
The spelling of 20223210100 in words is "twenty billion, two hundred twenty-three million, two hundred ten thousand, one hundred".
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