Base | Representation |
---|---|
bin | 10010101001011011… |
… | …000110010010011011 |
3 | 1220200101112100201202 |
4 | 102221123012102123 |
5 | 312001203303311 |
6 | 13110443504415 |
7 | 1306112634404 |
oct | 225133062233 |
9 | 56611470652 |
10 | 20022322331 |
11 | 8545096130 |
12 | 3a6952810b |
13 | 1b711c210b |
14 | d7d2569ab |
15 | 7c2bc9e3b |
hex | 4a96c649b |
20022322331 has 8 divisors (see below), whose sum is σ = 21867853824. Its totient is φ = 18181010920.
The previous prime is 20022322321. The next prime is 20022322357. The reversal of 20022322331 is 13322322002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20022322331 is a prime.
It is a super-2 number, since 2×200223223312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20022322321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1045091 + ... + 1064076.
It is an arithmetic number, because the mean of its divisors is an integer number (2733481728).
Almost surely, 220022322331 is an apocalyptic number.
20022322331 is a deficient number, since it is larger than the sum of its proper divisors (1845531493).
20022322331 is a wasteful number, since it uses less digits than its factorization.
20022322331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2110041.
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 20022322331 its reverse (13322322002), we get a palindrome (33344644333).
The spelling of 20022322331 in words is "twenty billion, twenty-two million, three hundred twenty-two thousand, three hundred thirty-one".
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