Base | Representation |
---|---|
bin | 10011001101110001… |
… | …101110110101101011 |
3 | 1222020220012011010121 |
4 | 103031301232311223 |
5 | 314223323012441 |
6 | 13251152224111 |
7 | 1330200051466 |
oct | 231561566553 |
9 | 58226164117 |
10 | 20632235371 |
11 | 88283a48a0 |
12 | 3bb983b037 |
13 | 1c3a67bac7 |
14 | dda2602dd |
15 | 80b504dd1 |
hex | 4cdc6ed6b |
20632235371 has 8 divisors (see below), whose sum is σ = 23116215024. Its totient is φ = 18249642720.
The previous prime is 20632235369. The next prime is 20632235383. The reversal of 20632235371 is 17353223602.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20632235371 - 21 = 20632235369 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20632232371) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25346320 + ... + 25347133.
It is an arithmetic number, because the mean of its divisors is an integer number (2889526878).
Almost surely, 220632235371 is an apocalyptic number.
20632235371 is a deficient number, since it is larger than the sum of its proper divisors (2483979653).
20632235371 is a wasteful number, since it uses less digits than its factorization.
20632235371 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50693501.
The product of its (nonzero) digits is 45360, while the sum is 34.
Adding to 20632235371 its reverse (17353223602), we get a palindrome (37985458973).
The spelling of 20632235371 in words is "twenty billion, six hundred thirty-two million, two hundred thirty-five thousand, three hundred seventy-one".
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