Base | Representation |
---|---|
bin | 1010001000110… |
… | …00001110110100 |
3 | 12221000011121000 |
4 | 11010120032310 |
5 | 133232041113 |
6 | 12234323300 |
7 | 2051530161 |
oct | 504301664 |
9 | 187004530 |
10 | 85033908 |
11 | 43aaa263 |
12 | 24589530 |
13 | 1480372b |
14 | b417068 |
15 | 76ea373 |
hex | 51183b4 |
85033908 has 48 divisors (see below), whose sum is σ = 220973760. Its totient is φ = 28278432.
The previous prime is 85033903. The next prime is 85033909. The reversal of 85033908 is 80933058.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85033901) 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 15 ways as a sum of consecutive naturals, for example, 72535 + ... + 73697.
It is an arithmetic number, because the mean of its divisors is an integer number (4603620).
Almost surely, 285033908 is an apocalyptic number.
It is an amenable number.
85033908 is an abundant number, since it is smaller than the sum of its proper divisors (135939852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85033908 is a wasteful number, since it uses less digits than its factorization.
85033908 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1853 (or 1845 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 85033908 is about 9221.3831934260. The cubic root of 85033908 is about 439.7414252081.
The spelling of 85033908 in words is "eighty-five million, thirty-three thousand, nine hundred eight".
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