Base | Representation |
---|---|
bin | 1001001111101011101000… |
… | …10001101101100011000000 |
3 | 2122222112100211001000021202 |
4 | 10213311310101231203000 |
5 | 10131041400414341112 |
6 | 111123253132040332 |
7 | 4165540056235220 |
oct | 447656421554300 |
9 | 78875324030252 |
10 | 20330031012032 |
11 | 6528a1055a145 |
12 | 234411a3030a8 |
13 | b46162a45241 |
14 | 503d9b99c080 |
15 | 253c6dc476c2 |
hex | 127d7446d8c0 |
20330031012032 has 28 divisors (see below), whose sum is σ = 46105606046160. Its totient is φ = 8712870433536.
The previous prime is 20330031012001. The next prime is 20330031012061. The reversal of 20330031012032 is 23021013003302.
It is a tau number, because it is divible by the number of its divisors (28).
It is a super-2 number, since 2×203300310120322 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20330031011995 and 20330031012013.
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, 22689766307 + ... + 22689767202.
Almost surely, 220330031012032 is an apocalyptic number.
It is an amenable number.
20330031012032 is an abundant number, since it is smaller than the sum of its proper divisors (25775575034128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20330031012032 is an equidigital number, since it uses as much as digits as its factorization.
20330031012032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45379533528 (or 45379533518 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 20330031012032 its reverse (23021013003302), we get a palindrome (43351044015334).
The spelling of 20330031012032 in words is "twenty trillion, three hundred thirty billion, thirty-one million, twelve thousand, thirty-two".
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