Base | Representation |
---|---|
bin | 10010110101010001… |
… | …000100111100110010 |
3 | 1221012020102100102211 |
4 | 102311101010330302 |
5 | 312403040201002 |
6 | 13142302402334 |
7 | 1314044564626 |
oct | 226521047462 |
9 | 57166370384 |
10 | 20221022002 |
11 | 8637270135 |
12 | 3b03b903aa |
13 | 1ba341259c |
14 | d9b7bb186 |
15 | 7d5378dd7 |
hex | 4b5444f32 |
20221022002 has 4 divisors (see below), whose sum is σ = 30331533006. Its totient is φ = 10110511000.
The previous prime is 20221021999. The next prime is 20221022027. The reversal of 20221022002 is 20022012202.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 10239213721 + 9981808281 = 101189^2 + 99909^2 .
It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055255499 + ... + 5055255502.
Almost surely, 220221022002 is an apocalyptic number.
20221022002 is a deficient number, since it is larger than the sum of its proper divisors (10110511004).
20221022002 is a wasteful number, since it uses less digits than its factorization.
20221022002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10110511003.
The product of its (nonzero) digits is 64, while the sum is 13.
Adding to 20221022002 its reverse (20022012202), we get a palindrome (40243034204).
The spelling of 20221022002 in words is "twenty billion, two hundred twenty-one million, twenty-two thousand, two".
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