Base | Representation |
---|---|
bin | 10010111011010011… |
… | …011101110000111110 |
3 | 1221110022000101010201 |
4 | 102323103131300332 |
5 | 313110002424410 |
6 | 13200321354114 |
7 | 1316414536534 |
oct | 227323356076 |
9 | 57408011121 |
10 | 20322311230 |
11 | 8689462241 |
12 | 3b31a9893a |
13 | 1bbb3b7b40 |
14 | dab026154 |
15 | 7de1d583a |
hex | 4bb4ddc3e |
20322311230 has 16 divisors (see below), whose sum is σ = 39394018944. Its totient is φ = 7503622560.
The previous prime is 20322311189. The next prime is 20322311239. The reversal of 20322311230 is 3211322302.
It is a super-2 number, since 2×203223112302 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20322311198 and 20322311207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20322311239) 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, 78162606 + ... + 78162865.
It is an arithmetic number, because the mean of its divisors is an integer number (2462126184).
Almost surely, 220322311230 is an apocalyptic number.
20322311230 is a deficient number, since it is larger than the sum of its proper divisors (19071707714).
20322311230 is a wasteful number, since it uses less digits than its factorization.
20322311230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 156325491.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 20322311230 its reverse (3211322302), we get a palindrome (23533633532).
The spelling of 20322311230 in words is "twenty billion, three hundred twenty-two million, three hundred eleven thousand, two hundred thirty".
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