Base | Representation |
---|---|
bin | 10111111111111… |
… | …10101010101100 |
3 | 112000211011200020 |
4 | 23333332222230 |
5 | 403014234012 |
6 | 31551002140 |
7 | 4663126035 |
oct | 1377765254 |
9 | 460734606 |
10 | 201321132 |
11 | a3705601 |
12 | 57509350 |
13 | 3292a73c |
14 | 1ca47a8c |
15 | 12a1aa8c |
hex | bffeaac |
201321132 has 24 divisors (see below), whose sum is σ = 485948400. Its totient is φ = 64792896.
The previous prime is 201321101. The next prime is 201321149. The reversal of 201321132 is 231123102.
It is a super-2 number, since 2×2013211322 = 81060396379522848, which contains 22 as substring.
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, 288907 + ... + 289602.
It is an arithmetic number, because the mean of its divisors is an integer number (20247850).
Almost surely, 2201321132 is an apocalyptic number.
It is an amenable number.
201321132 is an abundant number, since it is smaller than the sum of its proper divisors (284627268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201321132 is a wasteful number, since it uses less digits than its factorization.
201321132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 578545 (or 578543 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 201321132 is about 14188.7678111949. The cubic root of 201321132 is about 586.0883938303.
Adding to 201321132 its reverse (231123102), we get a palindrome (432444234).
The spelling of 201321132 in words is "two hundred one million, three hundred twenty-one thousand, one hundred thirty-two".
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