Base | Representation |
---|---|
bin | 111110110101… |
… | …0001110111101 |
3 | 2021222120112122 |
4 | 1331222032331 |
5 | 31413102424 |
6 | 3134012325 |
7 | 546664604 |
oct | 175521675 |
9 | 67876478 |
10 | 32940989 |
11 | 1765a064 |
12 | b0470a5 |
13 | 6a94813 |
14 | 4536a3b |
15 | 2d5a45e |
hex | 1f6a3bd |
32940989 has 8 divisors (see below), whose sum is σ = 33975648. Its totient is φ = 31914000.
The previous prime is 32940979. The next prime is 32941001. The reversal of 32940989 is 98904923.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-32940989 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32940979) 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, 7514 + ... + 11060.
It is an arithmetic number, because the mean of its divisors is an integer number (4246956).
Almost surely, 232940989 is an apocalyptic number.
It is an amenable number.
32940989 is a deficient number, since it is larger than the sum of its proper divisors (1034659).
32940989 is a wasteful number, since it uses less digits than its factorization.
32940989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3835.
The product of its (nonzero) digits is 139968, while the sum is 44.
The square root of 32940989 is about 5739.4241000295. The cubic root of 32940989 is about 320.5621271968.
The spelling of 32940989 in words is "thirty-two million, nine hundred forty thousand, nine hundred eighty-nine".
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