Base | Representation |
---|---|
bin | 111110111010… |
… | …1001100101100 |
3 | 2022001212011000 |
4 | 1331311030230 |
5 | 31421022100 |
6 | 3135000300 |
7 | 550242543 |
oct | 175651454 |
9 | 68055130 |
10 | 32985900 |
11 | 1768a882 |
12 | b069090 |
13 | 6aac0ac |
14 | 454915a |
15 | 2d68900 |
hex | 1f7532c |
32985900 has 144 divisors (see below), whose sum is σ = 111798400. Its totient is φ = 8320320.
The previous prime is 32985889. The next prime is 32985913. The reversal of 32985900 is 958923.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50979 + ... + 51621.
Almost surely, 232985900 is an apocalyptic number.
32985900 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 32985900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55899200).
32985900 is an abundant number, since it is smaller than the sum of its proper divisors (78812500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32985900 is a wasteful number, since it uses less digits than its factorization.
32985900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 685 (or 672 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 32985900 is about 5743.3352679432. The cubic root of 32985900 is about 320.7077434270.
The spelling of 32985900 in words is "thirty-two million, nine hundred eighty-five thousand, nine hundred".
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