Base | Representation |
---|---|
bin | 1001001100101100111001… |
… | …10010011100111110001101 |
3 | 2122121202001102020020000202 |
4 | 10212112130302130332031 |
5 | 10122402142123442204 |
6 | 111004240130303245 |
7 | 4155253364413610 |
oct | 446263462347615 |
9 | 78552042206022 |
10 | 20227631468429 |
11 | 64995436a3460 |
12 | 2328300a27b25 |
13 | b395c4079818 |
14 | 4dd045d9a177 |
15 | 251279026e1e |
hex | 12659cc9cf8d |
20227631468429 has 16 divisors (see below), whose sum is σ = 25219115614080. Its totient is φ = 15761634250560.
The previous prime is 20227631468383. The next prime is 20227631468437. The reversal of 20227631468429 is 92486413672202.
It is not a de Polignac number, because 20227631468429 - 240 = 19128119840653 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20227631464429) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6828107 + ... + 9331575.
It is an arithmetic number, because the mean of its divisors is an integer number (1576194725880).
Almost surely, 220227631468429 is an apocalyptic number.
It is an amenable number.
20227631468429 is a deficient number, since it is larger than the sum of its proper divisors (4991484145651).
20227631468429 is a wasteful number, since it uses less digits than its factorization.
20227631468429 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2608420.
The product of its (nonzero) digits is 13934592, while the sum is 56.
The spelling of 20227631468429 in words is "twenty trillion, two hundred twenty-seven billion, six hundred thirty-one million, four hundred sixty-eight thousand, four hundred twenty-nine".
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