Base | Representation |
---|---|
bin | 1100110110100001011 |
3 | 210101200110 |
4 | 1212310023 |
5 | 101434011 |
6 | 13005403 |
7 | 3402534 |
oct | 1466413 |
9 | 711613 |
10 | 421131 |
11 | 268447 |
12 | 183863 |
13 | 1198b9 |
14 | ad68b |
15 | 84ba6 |
hex | 66d0b |
421131 has 8 divisors (see below), whose sum is σ = 564880. Its totient is φ = 279072.
The previous prime is 421123. The next prime is 421133. The reversal of 421131 is 131124.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 421131 - 23 = 421123 is a prime.
It is a super-2 number, since 2×4211312 = 354702638322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (421133) 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, 381 + ... + 993.
It is an arithmetic number, because the mean of its divisors is an integer number (70610).
2421131 is an apocalyptic number.
421131 is a deficient number, since it is larger than the sum of its proper divisors (143749).
421131 is a wasteful number, since it uses less digits than its factorization.
421131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 845.
The product of its digits is 24, while the sum is 12.
The square root of 421131 is about 648.9460686374. The cubic root of 421131 is about 74.9558851680.
Adding to 421131 its reverse (131124), we get a palindrome (552255).
The spelling of 421131 in words is "four hundred twenty-one thousand, one hundred thirty-one".
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