Base | Representation |
---|---|
bin | 11001101100010… |
… | …011010110101100 |
3 | 1010001002022020001 |
4 | 121230103112230 |
5 | 1340321402022 |
6 | 110434434044 |
7 | 13452546040 |
oct | 3154232654 |
9 | 1101068201 |
10 | 431044012 |
11 | 201349823 |
12 | 100432924 |
13 | 6b3c0839 |
14 | 41366020 |
15 | 27c96b27 |
hex | 19b135ac |
431044012 has 36 divisors (see below), whose sum is σ = 901230736. Its totient is φ = 176695200.
The previous prime is 431044001. The next prime is 431044091. The reversal of 431044012 is 210440134.
It is a super-2 number, since 2×4310440122 = 371597880562112288, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262 + ... + 29362.
Almost surely, 2431044012 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 431044012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450615368).
431044012 is an abundant number, since it is smaller than the sum of its proper divisors (470186724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431044012 is a wasteful number, since it uses less digits than its factorization.
431044012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29158 (or 29133 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 431044012 is about 20761.5994566893. The cubic root of 431044012 is about 755.3945933770.
Adding to 431044012 its reverse (210440134), we get a palindrome (641484146).
The spelling of 431044012 in words is "four hundred thirty-one million, forty-four thousand, twelve".
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