Base | Representation |
---|---|
bin | 10010111010100101… |
… | …010100000110101000 |
3 | 1221102110020201112022 |
4 | 102322211110012220 |
5 | 313043403304112 |
6 | 13155210204012 |
7 | 1316206651034 |
oct | 227245240650 |
9 | 57373221468 |
10 | 20310213032 |
11 | 868264972a |
12 | 3b29a23608 |
13 | 1bb8a40245 |
14 | da95971c4 |
15 | 7dd0e5d72 |
hex | 4ba9541a8 |
20310213032 has 16 divisors (see below), whose sum is σ = 38705939700. Its totient is φ = 9988629120.
The previous prime is 20310213029. The next prime is 20310213047. The reversal of 20310213032 is 23031201302.
It can be written as a sum of positive squares in 2 ways, for example, as 19624087396 + 686125636 = 140086^2 + 26194^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 20310213032.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20809157 + ... + 20810132.
Almost surely, 220310213032 is an apocalyptic number.
It is an amenable number.
20310213032 is a deficient number, since it is larger than the sum of its proper divisors (18395726668).
20310213032 is a wasteful number, since it uses less digits than its factorization.
20310213032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41619356 (or 41619352 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 20310213032 its reverse (23031201302), we get a palindrome (43341414334).
The spelling of 20310213032 in words is "twenty billion, three hundred ten million, two hundred thirteen thousand, thirty-two".
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