Base | Representation |
---|---|
bin | 10111111110101… |
… | …00101000001100 |
3 | 112000111102110202 |
4 | 23333110220030 |
5 | 402443231230 |
6 | 31543153032 |
7 | 4661511026 |
oct | 1377245014 |
9 | 460442422 |
10 | 201148940 |
11 | a35a81a3 |
12 | 57445778 |
13 | 3289a255 |
14 | 1ca01016 |
15 | 129d4a45 |
hex | bfd4a0c |
201148940 has 12 divisors (see below), whose sum is σ = 422412816. Its totient is φ = 80459568.
The previous prime is 201148907. The next prime is 201148943. The reversal of 201148940 is 49841102.
It is not an unprimeable number, because it can be changed into a prime (201148943) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5028704 + ... + 5028743.
It is an arithmetic number, because the mean of its divisors is an integer number (35201068).
Almost surely, 2201148940 is an apocalyptic number.
201148940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201148940 is an abundant number, since it is smaller than the sum of its proper divisors (221263876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201148940 is a wasteful number, since it uses less digits than its factorization.
201148940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10057456 (or 10057454 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 29.
The square root of 201148940 is about 14182.6986148617. The cubic root of 201148940 is about 585.9212503914.
The spelling of 201148940 in words is "two hundred one million, one hundred forty-eight thousand, nine hundred forty".
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