Base | Representation |
---|---|
bin | 101111011010… |
… | …111010111000 |
3 | 212101120011121 |
4 | 233122322320 |
5 | 11140243112 |
6 | 1122235024 |
7 | 210443035 |
oct | 57327270 |
9 | 25346147 |
10 | 12431032 |
11 | 7020689 |
12 | 41b5a74 |
13 | 2763253 |
14 | 191838c |
15 | 1158407 |
hex | bdaeb8 |
12431032 has 16 divisors (see below), whose sum is σ = 23453640. Its totient is φ = 6176736.
The previous prime is 12430963. The next prime is 12431033. The reversal of 12431032 is 23013421.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12430997 and 12431015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12431033) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3463 + ... + 6070.
Almost surely, 212431032 is an apocalyptic number.
It is an amenable number.
12431032 is a deficient number, since it is larger than the sum of its proper divisors (11022608).
12431032 is a wasteful number, since it uses less digits than its factorization.
12431032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9702 (or 9698 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 12431032 is about 3525.7668669383. The cubic root of 12431032 is about 231.6518261344.
Adding to 12431032 its reverse (23013421), we get a palindrome (35444453).
The spelling of 12431032 in words is "twelve million, four hundred thirty-one thousand, thirty-two".
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