Base | Representation |
---|---|
bin | 10010101000111100… |
… | …111001001100000000 |
3 | 1220122211122002022021 |
4 | 102220330321030000 |
5 | 311442141414402 |
6 | 13110002051224 |
7 | 1305655426045 |
oct | 225074711400 |
9 | 56584562267 |
10 | 20014404352 |
11 | 8540678248 |
12 | 3a66949b14 |
13 | 1b6c67c117 |
14 | d7c1951cc |
15 | 7c2163d37 |
hex | 4a8f39300 |
20014404352 has 54 divisors (see below), whose sum is σ = 40902285732. Its totient is φ = 9774245376.
The previous prime is 20014404331. The next prime is 20014404353. The reversal of 20014404352 is 25340441002.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (20014404353) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 452203 + ... + 494485.
Almost surely, 220014404352 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20014404352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20451142866).
20014404352 is an abundant number, since it is smaller than the sum of its proper divisors (20887881380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20014404352 is an frugal number, since it uses more digits than its factorization.
20014404352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42385 (or 42328 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 25.
Adding to 20014404352 its reverse (25340441002), we get a palindrome (45354845354).
The spelling of 20014404352 in words is "twenty billion, fourteen million, four hundred four thousand, three hundred fifty-two".
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