Base | Representation |
---|---|
bin | 111101111110… |
… | …0010110111100 |
3 | 2021010201012011 |
4 | 1323330112330 |
5 | 31304202230 |
6 | 3120221004 |
7 | 543111526 |
oct | 173742674 |
9 | 67121164 |
10 | 32490940 |
11 | 17381a19 |
12 | aa6a764 |
13 | 6967a11 |
14 | 445aa16 |
15 | 2cbbe2a |
hex | 1efc5bc |
32490940 has 24 divisors (see below), whose sum is σ = 68695200. Its totient is φ = 12907968.
The previous prime is 32490937. The next prime is 32490967. The reversal of 32490940 is 4909423.
It is a super-2 number, since 2×324909402 = 2111322364167200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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, 2472 + ... + 8431.
It is an arithmetic number, because the mean of its divisors is an integer number (2862300).
Almost surely, 232490940 is an apocalyptic number.
It is an amenable number.
32490940 is an abundant number, since it is smaller than the sum of its proper divisors (36204260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32490940 is a wasteful number, since it uses less digits than its factorization.
32490940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11061 (or 11059 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 31.
The square root of 32490940 is about 5700.0824555440. The cubic root of 32490940 is about 319.0955580901.
The spelling of 32490940 in words is "thirty-two million, four hundred ninety thousand, nine hundred forty".
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