Base | Representation |
---|---|
bin | 100010010101… |
… | …110011010101 |
3 | 121221100200201 |
4 | 202111303111 |
5 | 4301032242 |
6 | 520540501 |
7 | 136342321 |
oct | 42256325 |
9 | 17840621 |
10 | 9002197 |
11 | 5099536 |
12 | 3021731 |
13 | 1b32659 |
14 | 12a4981 |
15 | bcc4b7 |
hex | 895cd5 |
9002197 has 8 divisors (see below), whose sum is σ = 9689112. Its totient is φ = 8332800.
The previous prime is 9002171. The next prime is 9002233. The reversal of 9002197 is 7912009.
9002197 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 1461681 + 7540516 = 1209^2 + 2746^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-9002197 is a prime.
It is a Duffinian number.
9002197 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9002107) 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, 3304 + ... + 5377.
It is an arithmetic number, because the mean of its divisors is an integer number (1211139).
Almost surely, 29002197 is an apocalyptic number.
It is an amenable number.
9002197 is a deficient number, since it is larger than the sum of its proper divisors (686915).
9002197 is a wasteful number, since it uses less digits than its factorization.
9002197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8759.
The product of its (nonzero) digits is 1134, while the sum is 28.
The square root of 9002197 is about 3000.3661443231. The cubic root of 9002197 is about 208.0253066472.
The spelling of 9002197 in words is "nine million, two thousand, one hundred ninety-seven".
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