Base | Representation |
---|---|
bin | 10010101010101001… |
… | …111111010010001100 |
3 | 1220201211110001022012 |
4 | 102222221333102030 |
5 | 312022002044040 |
6 | 13112503040352 |
7 | 1306453500065 |
oct | 225251772214 |
9 | 56654401265 |
10 | 20043003020 |
11 | 8555830907 |
12 | 3a744400b8 |
13 | 1b75583301 |
14 | d81cbb56c |
15 | 7c4912865 |
hex | 4aaa7f48c |
20043003020 has 48 divisors (see below), whose sum is σ = 42817572000. Its totient is φ = 7878904320.
The previous prime is 20043002989. The next prime is 20043003037. The reversal of 20043003020 is 2030034002.
It is a junction number, because it is equal to n+sod(n) for n = 20043002986 and 20043003004.
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, 1529456 + ... + 1542504.
It is an arithmetic number, because the mean of its divisors is an integer number (892032750).
Almost surely, 220043003020 is an apocalyptic number.
20043003020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20043003020 is an abundant number, since it is smaller than the sum of its proper divisors (22774568980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20043003020 is a wasteful number, since it uses less digits than its factorization.
20043003020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14378 (or 14376 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 14.
Adding to 20043003020 its reverse (2030034002), we get a palindrome (22073037022).
The spelling of 20043003020 in words is "twenty billion, forty-three million, three thousand, twenty".
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