Base | Representation |
---|---|
bin | 11110001010001… |
… | …11110010000011 |
3 | 122122001202220022 |
4 | 33011013302003 |
5 | 1004232011320 |
6 | 41034404055 |
7 | 6161320523 |
oct | 1705076203 |
9 | 578052808 |
10 | 253000835 |
11 | 11a8a32aa |
12 | 7089062b |
13 | 40553549 |
14 | 2585b683 |
15 | 17328325 |
hex | f147c83 |
253000835 has 8 divisors (see below), whose sum is σ = 303715536. Its totient is φ = 202324320.
The previous prime is 253000831. The next prime is 253000841. The reversal of 253000835 is 538000352.
253000835 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Cunningham number, because it is equal to 159062-1.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 253000835 - 22 = 253000831 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (253000831) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7952 + ... + 23858.
It is an arithmetic number, because the mean of its divisors is an integer number (37964442).
Almost surely, 2253000835 is an apocalyptic number.
253000835 is a deficient number, since it is larger than the sum of its proper divisors (50714701).
253000835 is a wasteful number, since it uses less digits than its factorization.
253000835 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19093.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 253000835 is about 15905.9999685653. Note that the first 4 decimals coincide. The cubic root of 253000835 is about 632.4710501417.
The spelling of 253000835 in words is "two hundred fifty-three million, eight hundred thirty-five", and thus it is an aban number.
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