Base | Representation |
---|---|
bin | 10010111010100101… |
… | …101110101110011011 |
3 | 1221102110110021002221 |
4 | 102322211232232123 |
5 | 313043420301300 |
6 | 13155212404511 |
7 | 1316210613661 |
oct | 227245565633 |
9 | 57373407087 |
10 | 20310322075 |
11 | 868271364a |
12 | 3b29a76737 |
13 | 1bb8a7aa74 |
14 | da95c4c31 |
15 | 7dd11831a |
hex | 4ba96eb9b |
20310322075 has 12 divisors (see below), whose sum is σ = 25365989320. Its totient is φ = 16131360960.
The previous prime is 20310322033. The next prime is 20310322091. The reversal of 20310322075 is 57022301302.
It is not a de Polignac number, because 20310322075 - 231 = 18162838427 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2918874 + ... + 2925823.
Almost surely, 220310322075 is an apocalyptic number.
20310322075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20310322075 is a deficient number, since it is larger than the sum of its proper divisors (5055667245).
20310322075 is a wasteful number, since it uses less digits than its factorization.
20310322075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5844846 (or 5844841 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 25.
Adding to 20310322075 its reverse (57022301302), we get a palindrome (77332623377).
The spelling of 20310322075 in words is "twenty billion, three hundred ten million, three hundred twenty-two thousand, seventy-five".
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