Base | Representation |
---|---|
bin | 11000000000110… |
… | …01110000101001 |
3 | 112001000210220100 |
4 | 30000121300221 |
5 | 403031311410 |
6 | 31553220013 |
7 | 4664100420 |
oct | 1400316051 |
9 | 461023810 |
10 | 201432105 |
11 | a3780a16 |
12 | 57561609 |
13 | 329690c4 |
14 | 1ca762b7 |
15 | 12a3d8c0 |
hex | c019c29 |
201432105 has 48 divisors (see below), whose sum is σ = 402629760. Its totient is φ = 91252224.
The previous prime is 201432047. The next prime is 201432149. The reversal of 201432105 is 501234102.
It is not a de Polignac number, because 201432105 - 212 = 201428009 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32766 + ... + 38424.
It is an arithmetic number, because the mean of its divisors is an integer number (8388120).
Almost surely, 2201432105 is an apocalyptic number.
It is an amenable number.
201432105 is a deficient number, since it is larger than the sum of its proper divisors (201197655).
201432105 is a wasteful number, since it uses less digits than its factorization.
201432105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5790 (or 5787 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 201432105 is about 14192.6778657165. The cubic root of 201432105 is about 586.1960626739.
Adding to 201432105 its reverse (501234102), we get a palindrome (702666207).
The spelling of 201432105 in words is "two hundred one million, four hundred thirty-two thousand, one hundred five".
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