Base | Representation |
---|---|
bin | 10010111010110000… |
… | …000001111100000010 |
3 | 1221102122112102222221 |
4 | 102322300001330002 |
5 | 313100113202320 |
6 | 13155350321254 |
7 | 1316242561045 |
oct | 227260017402 |
9 | 57378472887 |
10 | 20313022210 |
11 | 8684198268 |
12 | 3b2a95922a |
13 | 1bb94b4a90 |
14 | da9ac8c5c |
15 | 7dd49d3aa |
hex | 4bac01f02 |
20313022210 has 32 divisors (see below), whose sum is σ = 40118969520. Its totient is φ = 7358677248.
The previous prime is 20313022207. The next prime is 20313022231. The reversal of 20313022210 is 1222031302.
It can be written as a sum of positive squares in 8 ways, for example, as 14756661529 + 5556360681 = 121477^2 + 74541^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1467205 + ... + 1480984.
Almost surely, 220313022210 is an apocalyptic number.
20313022210 is a deficient number, since it is larger than the sum of its proper divisors (19805947310).
20313022210 is a wasteful number, since it uses less digits than its factorization.
20313022210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2948262.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 20313022210 its reverse (1222031302), we get a palindrome (21535053512).
The spelling of 20313022210 in words is "twenty billion, three hundred thirteen million, twenty-two thousand, two hundred ten".
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