Base | Representation |
---|---|
bin | 1011101101010111000… |
… | …1111011111011101000 |
3 | 201020012211212112022001 |
4 | 2323111301323323220 |
5 | 11243431203230120 |
6 | 232224232340344 |
7 | 20350545264112 |
oct | 2732561737350 |
9 | 636184775261 |
10 | 201155133160 |
11 | 78344912903 |
12 | 32b9a5446b4 |
13 | 15c79734817 |
14 | 9a436923b2 |
15 | 5374a9ae0a |
hex | 2ed5c7bee8 |
201155133160 has 64 divisors (see below), whose sum is σ = 463725032400. Its totient is φ = 78484838400.
The previous prime is 201155133121. The next prime is 201155133161. The reversal of 201155133160 is 61331551102.
It can be written as a sum of positive squares in 8 ways, for example, as 12463936164 + 188691196996 = 111642^2 + 434386^2 .
It is not an unprimeable number, because it can be changed into a prime (201155133161) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13750650 + ... + 13765270.
Almost surely, 2201155133160 is an apocalyptic number.
201155133160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201155133160 is an abundant number, since it is smaller than the sum of its proper divisors (262569899240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201155133160 is a wasteful number, since it uses less digits than its factorization.
201155133160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23062 (or 23058 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 28.
Adding to 201155133160 its reverse (61331551102), we get a palindrome (262486684262).
The spelling of 201155133160 in words is "two hundred one billion, one hundred fifty-five million, one hundred thirty-three thousand, one hundred sixty".
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