Base | Representation |
---|---|
bin | 10011000001010000… |
… | …111110110100111010 |
3 | 1221201021012112012101 |
4 | 103001100332310322 |
5 | 313311103323024 |
6 | 13214253134014 |
7 | 1322040612535 |
oct | 230120766472 |
9 | 57637175171 |
10 | 20422323514 |
11 | 872a961a1a |
12 | 3b5b48a30a |
13 | 1c060340c8 |
14 | dba41ba1c |
15 | 7e7d8dc44 |
hex | 4c143ed3a |
20422323514 has 4 divisors (see below), whose sum is σ = 30633485274. Its totient is φ = 10211161756.
The previous prime is 20422323503. The next prime is 20422323517. The reversal of 20422323514 is 41532322402.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41532322402 = 2 ⋅20766161201.
It can be written as a sum of positive squares in only one way, i.e., 12901097889 + 7521225625 = 113583^2 + 86725^2 .
It is not an unprimeable number, because it can be changed into a prime (20422323517) 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 as a sum of consecutive naturals, namely, 5105580877 + ... + 5105580880.
Almost surely, 220422323514 is an apocalyptic number.
20422323514 is a deficient number, since it is larger than the sum of its proper divisors (10211161760).
20422323514 is a wasteful number, since it uses less digits than its factorization.
20422323514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10211161759.
The product of its (nonzero) digits is 11520, while the sum is 28.
Adding to 20422323514 its reverse (41532322402), we get a palindrome (61954645916).
The spelling of 20422323514 in words is "twenty billion, four hundred twenty-two million, three hundred twenty-three thousand, five hundred fourteen".
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