Base | Representation |
---|---|
bin | 1011101100111111010… |
… | …0110001010001111011 |
3 | 201012221212212001011001 |
4 | 2323033310301101323 |
5 | 11243230113301132 |
6 | 232210302545431 |
7 | 20345223052531 |
oct | 2731764612173 |
9 | 635855761131 |
10 | 201055212667 |
11 | 782a3476091 |
12 | 32b70b98277 |
13 | 15c61b1b27a |
14 | 9a342c2151 |
15 | 536ae0ece7 |
hex | 2ecfd3147b |
201055212667 has 8 divisors (see below), whose sum is σ = 201364128576. Its totient is φ = 200746457352.
The previous prime is 201055212649. The next prime is 201055212707. The reversal of 201055212667 is 766212550102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-201055212667 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (201055212067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2597508 + ... + 2673790.
It is an arithmetic number, because the mean of its divisors is an integer number (25170516072).
Almost surely, 2201055212667 is an apocalyptic number.
201055212667 is a deficient number, since it is larger than the sum of its proper divisors (308915909).
201055212667 is an equidigital number, since it uses as much as digits as its factorization.
201055212667 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80297.
The product of its (nonzero) digits is 50400, while the sum is 37.
Adding to 201055212667 its reverse (766212550102), we get a palindrome (967267762769).
The spelling of 201055212667 in words is "two hundred one billion, fifty-five million, two hundred twelve thousand, six hundred sixty-seven".
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