Base | Representation |
---|---|
bin | 1011101100110101010… |
… | …0100000100100111100 |
3 | 201012211221210122021020 |
4 | 2323031110200210330 |
5 | 11243133334414322 |
6 | 232202202304140 |
7 | 20344203006255 |
oct | 2731524404474 |
9 | 635757718236 |
10 | 201013201212 |
11 | 7828179127a |
12 | 32b5aab8050 |
13 | 15c561cc015 |
14 | 9a2c8a7b2c |
15 | 53673b205c |
hex | 2ecd52093c |
201013201212 has 24 divisors (see below), whose sum is σ = 469453765200. Its totient is φ = 66943977216.
The previous prime is 201013201189. The next prime is 201013201247. The reversal of 201013201212 is 212102310102.
It is a super-2 number, since 2×2010132012122 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 201013201191 and 201013201200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7539037 + ... + 7565652.
It is an arithmetic number, because the mean of its divisors is an integer number (19560573550).
Almost surely, 2201013201212 is an apocalyptic number.
It is an amenable number.
201013201212 is an abundant number, since it is smaller than the sum of its proper divisors (268440563988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201013201212 is a wasteful number, since it uses less digits than its factorization.
201013201212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15105805 (or 15105803 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 201013201212 its reverse (212102310102), we get a palindrome (413115511314).
The spelling of 201013201212 in words is "two hundred one billion, thirteen million, two hundred one thousand, two hundred twelve".
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