Base | Representation |
---|---|
bin | 1011101101100110100… |
… | …1011011000000011011 |
3 | 201020101100221121121101 |
4 | 2323121221123000123 |
5 | 11244044310310021 |
6 | 232234511052231 |
7 | 20352263602336 |
oct | 2733151330033 |
9 | 636340847541 |
10 | 201220010011 |
11 | 783784a4839 |
12 | 32bb8211077 |
13 | 15c89ccb4a7 |
14 | 9a4c13d61d |
15 | 537a613a91 |
hex | 2ed9a5b01b |
201220010011 has 8 divisors (see below), whose sum is σ = 201691715904. Its totient is φ = 200748556680.
The previous prime is 201220009993. The next prime is 201220010053. The reversal of 201220010011 is 110010022102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 201220010011 - 237 = 63781056539 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 201220010011.
It is not an unprimeable number, because it can be changed into a prime (201220010081) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1582156 + ... + 1704598.
It is an arithmetic number, because the mean of its divisors is an integer number (25211464488).
Almost surely, 2201220010011 is an apocalyptic number.
201220010011 is a deficient number, since it is larger than the sum of its proper divisors (471705893).
201220010011 is a wasteful number, since it uses less digits than its factorization.
201220010011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 126281.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 201220010011 its reverse (110010022102), we get a palindrome (311230032113).
The spelling of 201220010011 in words is "two hundred one billion, two hundred twenty million, ten thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •