Base | Representation |
---|---|
bin | 1011101100111100101… |
… | …1101001010110110001 |
3 | 201012221010120100021101 |
4 | 2323033023221112301 |
5 | 11243214333313210 |
6 | 232205235524401 |
7 | 20345032323103 |
oct | 2731713512661 |
9 | 635833510241 |
10 | 201044432305 |
11 | 782983826a2 |
12 | 32b69459701 |
13 | 15c5c815462 |
14 | 9a32ab7573 |
15 | 5369ed0a3a |
hex | 2ecf2e95b1 |
201044432305 has 4 divisors (see below), whose sum is σ = 241253318772. Its totient is φ = 160835545840.
The previous prime is 201044432293. The next prime is 201044432363. The reversal of 201044432305 is 503234440102.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 145118331136 + 55926101169 = 380944^2 + 236487^2 .
It is not a de Polignac number, because 201044432305 - 29 = 201044431793 is a prime.
It is a super-2 number, since 2×2010444323052 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
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, 20104443226 + ... + 20104443235.
It is an arithmetic number, because the mean of its divisors is an integer number (60313329693).
Almost surely, 2201044432305 is an apocalyptic number.
It is an amenable number.
201044432305 is a deficient number, since it is larger than the sum of its proper divisors (40208886467).
201044432305 is an equidigital number, since it uses as much as digits as its factorization.
201044432305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40208886466.
The product of its (nonzero) digits is 11520, while the sum is 28.
Adding to 201044432305 its reverse (503234440102), we get a palindrome (704278872407).
The spelling of 201044432305 in words is "two hundred one billion, forty-four million, four hundred thirty-two thousand, three hundred five".
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