Base | Representation |
---|---|
bin | 10011001101001011… |
… | …001101011111111001 |
3 | 1222020012012010020100 |
4 | 103031023031133321 |
5 | 314213231343322 |
6 | 13250151550013 |
7 | 1330015163244 |
oct | 231513153771 |
9 | 58205163210 |
10 | 20622137337 |
11 | 882272800a |
12 | 3bb638b309 |
13 | 1c38554739 |
14 | dd8b9225b |
15 | 80a6acdac |
hex | 4cd2cd7f9 |
20622137337 has 12 divisors (see below), whose sum is σ = 29881502820. Its totient is φ = 13704720288.
The previous prime is 20622137303. The next prime is 20622137357. The reversal of 20622137337 is 73373122602.
20622137337 is a `hidden beast` number, since 20 + 622 + 1 + 3 + 7 + 3 + 3 + 7 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 8225764416 + 12396372921 = 90696^2 + 111339^2 .
It is not a de Polignac number, because 20622137337 - 219 = 20621613049 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20622137357) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3611262 + ... + 3616967.
It is an arithmetic number, because the mean of its divisors is an integer number (2490125235).
Almost surely, 220622137337 is an apocalyptic number.
It is an amenable number.
20622137337 is a deficient number, since it is larger than the sum of its proper divisors (9259365483).
20622137337 is a wasteful number, since it uses less digits than its factorization.
20622137337 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7228552 (or 7228549 counting only the distinct ones).
The product of its (nonzero) digits is 63504, while the sum is 36.
Adding to 20622137337 its reverse (73373122602), we get a palindrome (93995259939).
The spelling of 20622137337 in words is "twenty billion, six hundred twenty-two million, one hundred thirty-seven thousand, three hundred thirty-seven".
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