Base | Representation |
---|---|
bin | 11001101100001… |
… | …101111110110001 |
3 | 1010001001012000211 |
4 | 121230031332301 |
5 | 1340320201001 |
6 | 110434144121 |
7 | 13452424624 |
oct | 3154157661 |
9 | 1101035024 |
10 | 431022001 |
11 | 201334233 |
12 | 100422041 |
13 | 6b3b3807 |
14 | 4135bdbb |
15 | 27c90351 |
hex | 19b0dfb1 |
431022001 has 8 divisors (see below), whose sum is σ = 453968064. Its totient is φ = 408426480.
The previous prime is 431021959. The next prime is 431022017. The reversal of 431022001 is 100220134.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 431022001 - 221 = 428924849 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (431032001) 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 7 ways as a sum of consecutive naturals, for example, 85110 + ... + 90031.
It is an arithmetic number, because the mean of its divisors is an integer number (56746008).
Almost surely, 2431022001 is an apocalyptic number.
It is an amenable number.
431022001 is a deficient number, since it is larger than the sum of its proper divisors (22946063).
431022001 is a wasteful number, since it uses less digits than its factorization.
431022001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175271.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 431022001 is about 20761.0693607049. The cubic root of 431022001 is about 755.3817352365.
Adding to 431022001 its reverse (100220134), we get a palindrome (531242135).
The spelling of 431022001 in words is "four hundred thirty-one million, twenty-two thousand, one".
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