Base | Representation |
---|---|
bin | 111110110101… |
… | …1001111111000 |
3 | 2021222210020112 |
4 | 1331223033320 |
5 | 31413221034 |
6 | 3134043452 |
7 | 550012661 |
oct | 175531770 |
9 | 67883215 |
10 | 32945144 |
11 | 176621a1 |
12 | b049588 |
13 | 6a9668b |
14 | 4538368 |
15 | 2d5b7ce |
hex | 1f6b3f8 |
32945144 has 8 divisors (see below), whose sum is σ = 61772160. Its totient is φ = 16472568.
The previous prime is 32945117. The next prime is 32945147. The reversal of 32945144 is 44154923.
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 32945144.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32945147) 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 as a sum of consecutive naturals, namely, 2059064 + ... + 2059079.
It is an arithmetic number, because the mean of its divisors is an integer number (7721520).
Almost surely, 232945144 is an apocalyptic number.
It is an amenable number.
32945144 is a deficient number, since it is larger than the sum of its proper divisors (28827016).
32945144 is a wasteful number, since it uses less digits than its factorization.
32945144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4118149 (or 4118145 counting only the distinct ones).
The product of its digits is 17280, while the sum is 32.
The square root of 32945144 is about 5739.7860587308. The cubic root of 32945144 is about 320.5756046271.
The spelling of 32945144 in words is "thirty-two million, nine hundred forty-five thousand, one hundred forty-four".
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