Base | Representation |
---|---|
bin | 10111101101000… |
… | …00011110111001 |
3 | 111212011000201211 |
4 | 23312200132321 |
5 | 401400310301 |
6 | 31421443121 |
7 | 4633045132 |
oct | 1366403671 |
9 | 455130654 |
10 | 198838201 |
11 | a226a0a1 |
12 | 567104a1 |
13 | 3226b553 |
14 | 1c59cc89 |
15 | 126ca051 |
hex | bda07b9 |
198838201 has 9 divisors (see below), whose sum is σ = 203115301. Its totient is φ = 194650204.
The previous prime is 198838187. The next prime is 198838229. The reversal of 198838201 is 102838891.
The square root of 198838201 is 14101.
It is a perfect power (a square), and thus also a powerful number.
It is a de Polignac number, because none of the positive numbers 2k-198838201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (198838231) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 831840 + ... + 832078.
Almost surely, 2198838201 is an apocalyptic number.
198838201 is the 14101-st square number.
198838201 is the 7051-st centered octagonal number.
It is an amenable number.
198838201 is a deficient number, since it is larger than the sum of its proper divisors (4277100).
198838201 is an frugal number, since it uses more digits than its factorization.
198838201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 596 (or 298 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 40.
The cubic root of 198838201 is about 583.6689742599.
The spelling of 198838201 in words is "one hundred ninety-eight million, eight hundred thirty-eight thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •