Base | Representation |
---|---|
bin | 11000000000110… |
… | …01100000001110 |
3 | 112001000202110102 |
4 | 30000121200032 |
5 | 403031243204 |
6 | 31553211102 |
7 | 4664064356 |
oct | 1400314016 |
9 | 461022412 |
10 | 201431054 |
11 | a3780150 |
12 | 57560a92 |
13 | 32968796 |
14 | 1ca75b66 |
15 | 12a3d41e |
hex | c01980e |
201431054 has 16 divisors (see below), whose sum is σ = 330750000. Its totient is φ = 91244160.
The previous prime is 201431053. The next prime is 201431057. The reversal of 201431054 is 450134102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201431053) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9179 + ... + 22070.
It is an arithmetic number, because the mean of its divisors is an integer number (20671875).
Almost surely, 2201431054 is an apocalyptic number.
201431054 is a deficient number, since it is larger than the sum of its proper divisors (129318946).
201431054 is a wasteful number, since it uses less digits than its factorization.
201431054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31555.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 201431054 is about 14192.6408395337. The cubic root of 201431054 is about 586.1950431524.
Adding to 201431054 its reverse (450134102), we get a palindrome (651565156).
The spelling of 201431054 in words is "two hundred one million, four hundred thirty-one thousand, fifty-four".
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