Base | Representation |
---|---|
bin | 1011101110011100000… |
… | …0110000011110100000 |
3 | 201020221222212020002010 |
4 | 2323213000300132200 |
5 | 11300024210343242 |
6 | 232313040552520 |
7 | 20360655466140 |
oct | 2734700603640 |
9 | 636858766063 |
10 | 201444231072 |
11 | 784830203a7 |
12 | 3305b322740 |
13 | 15cc45b6286 |
14 | 9a6dc28920 |
15 | 539015489c |
hex | 2ee70307a0 |
201444231072 has 96 divisors (see below), whose sum is σ = 604403154432. Its totient is φ = 57548784384.
The previous prime is 201444231029. The next prime is 201444231073. The reversal of 201444231072 is 270132444102.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (201444231073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10141983 + ... + 10161825.
It is an arithmetic number, because the mean of its divisors is an integer number (6295866192).
Almost surely, 2201444231072 is an apocalyptic number.
It is an amenable number.
201444231072 is an abundant number, since it is smaller than the sum of its proper divisors (402958923360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201444231072 is a wasteful number, since it uses less digits than its factorization.
201444231072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34970 (or 34962 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 30.
Adding to 201444231072 its reverse (270132444102), we get a palindrome (471576675174).
The spelling of 201444231072 in words is "two hundred one billion, four hundred forty-four million, two hundred thirty-one thousand, seventy-two".
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