Base | Representation |
---|---|
bin | 100011000110… |
… | …010110111111 |
3 | 122022110112000 |
4 | 203012112333 |
5 | 4323413322 |
6 | 525113343 |
7 | 141131220 |
oct | 43062677 |
9 | 18273460 |
10 | 9201087 |
11 | 5214a05 |
12 | 30b8853 |
13 | 1ba203c |
14 | 1317247 |
15 | c1b3ac |
hex | 8c65bf |
9201087 has 32 divisors (see below), whose sum is σ = 15782400. Its totient is φ = 5189184.
The previous prime is 9201067. The next prime is 9201089. The reversal of 9201087 is 7801029.
9201087 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 9201087 - 211 = 9199039 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 9201087.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9201089) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16548 + ... + 17094.
It is an arithmetic number, because the mean of its divisors is an integer number (493200).
Almost surely, 29201087 is an apocalyptic number.
9201087 is a deficient number, since it is larger than the sum of its proper divisors (6581313).
9201087 is a wasteful number, since it uses less digits than its factorization.
9201087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 652 (or 646 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 27.
The square root of 9201087 is about 3033.3293589718. The cubic root of 9201087 is about 209.5461627626.
The spelling of 9201087 in words is "nine million, two hundred one thousand, eighty-seven".
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