Base | Representation |
---|---|
bin | 10010111011010011… |
… | …111101111111101101 |
3 | 1221110022021002020011 |
4 | 102323103331333231 |
5 | 313110021140440 |
6 | 13200324253221 |
7 | 1316415626446 |
oct | 227323757755 |
9 | 57408232204 |
10 | 20322443245 |
11 | 8689542445 |
12 | 3b31b41211 |
13 | 1bbb432c60 |
14 | dab05c2cd |
15 | 7de20e9ea |
hex | 4bb4fdfed |
20322443245 has 32 divisors (see below), whose sum is σ = 27551301120. Its totient is φ = 14285671680.
The previous prime is 20322443233. The next prime is 20322443257. The reversal of 20322443245 is 54234422302.
It is an interprime number because it is at equal distance from previous prime (20322443233) and next prime (20322443257).
It is not a de Polignac number, because 20322443245 - 221 = 20320346093 is a prime.
It is a super-2 number, since 2×203224432452 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57912 + ... + 209758.
It is an arithmetic number, because the mean of its divisors is an integer number (860978160).
Almost surely, 220322443245 is an apocalyptic number.
It is an amenable number.
20322443245 is a deficient number, since it is larger than the sum of its proper divisors (7228857875).
20322443245 is a wasteful number, since it uses less digits than its factorization.
20322443245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 151965.
The product of its (nonzero) digits is 46080, while the sum is 31.
Adding to 20322443245 its reverse (54234422302), we get a palindrome (74556865547).
The spelling of 20322443245 in words is "twenty billion, three hundred twenty-two million, four hundred forty-three thousand, two hundred forty-five".
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