Base | Representation |
---|---|
bin | 10011101011010… |
… | …011111111011101 |
3 | 212000011220010102 |
4 | 103223103333131 |
5 | 1134002334211 |
6 | 52431350445 |
7 | 11115661265 |
oct | 2353237735 |
9 | 760156112 |
10 | 330121181 |
11 | 15a387a25 |
12 | 92682425 |
13 | 53515ca0 |
14 | 31bb47a5 |
15 | 1deada3b |
hex | 13ad3fdd |
330121181 has 32 divisors (see below), whose sum is σ = 410054400. Its totient is φ = 262241280.
The previous prime is 330121159. The next prime is 330121193. The reversal of 330121181 is 181121033.
It is a cyclic number.
It is not a de Polignac number, because 330121181 - 26 = 330121117 is a prime.
It is a super-2 number, since 2×3301211812 = 217959988289669522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (330120181) 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, 120416 + ... + 123126.
It is an arithmetic number, because the mean of its divisors is an integer number (12814200).
Almost surely, 2330121181 is an apocalyptic number.
It is an amenable number.
330121181 is a deficient number, since it is larger than the sum of its proper divisors (79933219).
330121181 is a wasteful number, since it uses less digits than its factorization.
330121181 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2789.
The product of its (nonzero) digits is 144, while the sum is 20.
The square root of 330121181 is about 18169.2372156896. The cubic root of 330121181 is about 691.1268997198.
The spelling of 330121181 in words is "three hundred thirty million, one hundred twenty-one thousand, one hundred eighty-one".
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