Base | Representation |
---|---|
bin | 110110000011… |
… | …0011100100001 |
3 | 1222022201100211 |
4 | 1230012130201 |
5 | 24223303303 |
6 | 2451214121 |
7 | 462603640 |
oct | 154063441 |
9 | 58281324 |
10 | 28337953 |
11 | 14aa57a6 |
12 | 95a7341 |
13 | 5b42627 |
14 | 3a99357 |
15 | 274b66d |
hex | 1b06721 |
28337953 has 8 divisors (see below), whose sum is σ = 32441472. Its totient is φ = 24248256.
The previous prime is 28337941. The next prime is 28337957. The reversal of 28337953 is 35973382.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28337953 - 25 = 28337921 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28337957) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401 + ... + 7657.
It is an arithmetic number, because the mean of its divisors is an integer number (4055184).
Almost surely, 228337953 is an apocalyptic number.
It is an amenable number.
28337953 is a deficient number, since it is larger than the sum of its proper divisors (4103519).
28337953 is an equidigital number, since it uses as much as digits as its factorization.
28337953 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6911.
The product of its digits is 136080, while the sum is 40.
The square root of 28337953 is about 5323.3403986595. The cubic root of 28337953 is about 304.8757103541.
The spelling of 28337953 in words is "twenty-eight million, three hundred thirty-seven thousand, nine hundred fifty-three".
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