Base | Representation |
---|---|
bin | 1011101100111001100… |
… | …1100101101111100110 |
3 | 201012220012212200021120 |
4 | 2323032121211233212 |
5 | 11243203003412220 |
6 | 232204050354410 |
7 | 20344512641415 |
oct | 2731631455746 |
9 | 635805780246 |
10 | 201031310310 |
11 | 78290a2a976 |
12 | 32b64b8ba06 |
13 | 15c59b9c86c |
14 | 9a3105d47c |
15 | 5368c8ca40 |
hex | 2ece665be6 |
201031310310 has 32 divisors (see below), whose sum is σ = 482489226720. Its totient is φ = 53606784768.
The previous prime is 201031310303. The next prime is 201031310329. The reversal of 201031310310 is 13013130102.
It is a super-2 number, since 2×2010313103102 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 201031310310.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 1253146 + ... + 1404434.
It is an arithmetic number, because the mean of its divisors is an integer number (15077788335).
Almost surely, 2201031310310 is an apocalyptic number.
201031310310 is an abundant number, since it is smaller than the sum of its proper divisors (281457916410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201031310310 is a wasteful number, since it uses less digits than its factorization.
201031310310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195592.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 201031310310 its reverse (13013130102), we get a palindrome (214044440412).
The spelling of 201031310310 in words is "two hundred one billion, thirty-one million, three hundred ten thousand, three hundred ten".
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