Base | Representation |
---|---|
bin | 10010101010110010… |
… | …010111111101001000 |
3 | 1220201222120201200011 |
4 | 102222302113331020 |
5 | 312023032414344 |
6 | 13113022121304 |
7 | 1306511253616 |
oct | 225262277510 |
9 | 56658521604 |
10 | 20045201224 |
11 | 8556aa2404 |
12 | 3a75120234 |
13 | 1b75b72a19 |
14 | d822d06b6 |
15 | 7c4be8d34 |
hex | 4aac97f48 |
20045201224 has 16 divisors (see below), whose sum is σ = 39218872320. Its totient is φ = 9586835280.
The previous prime is 20045201219. The next prime is 20045201243. The reversal of 20045201224 is 42210254002.
It is a super-2 number, since 2×200452012242 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20045201195 and 20045201204.
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, 54470472 + ... + 54470839.
It is an arithmetic number, because the mean of its divisors is an integer number (2451179520).
Almost surely, 220045201224 is an apocalyptic number.
It is an amenable number.
20045201224 is a deficient number, since it is larger than the sum of its proper divisors (19173671096).
20045201224 is a wasteful number, since it uses less digits than its factorization.
20045201224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108941340 (or 108941336 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 22.
Adding to 20045201224 its reverse (42210254002), we get a palindrome (62255455226).
The spelling of 20045201224 in words is "twenty billion, forty-five million, two hundred one thousand, two hundred twenty-four".
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