Base | Representation |
---|---|
bin | 100111101001000… |
… | …0100010000111001 |
3 | 10102200212220201210 |
4 | 1033102010100321 |
5 | 10211003323441 |
6 | 335553233333 |
7 | 44650653606 |
oct | 11722042071 |
9 | 3380786653 |
10 | 1330136121 |
11 | 622910a56 |
12 | 311562849 |
13 | 182759bc2 |
14 | c89276ad |
15 | 7bb94616 |
hex | 4f484439 |
1330136121 has 16 divisors (see below), whose sum is σ = 1788574464. Its totient is φ = 879258624.
The previous prime is 1330136113. The next prime is 1330136131. The reversal of 1330136121 is 1216310331.
It is not a de Polignac number, because 1330136121 - 23 = 1330136113 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1330136131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179920 + ... + 187166.
It is an arithmetic number, because the mean of its divisors is an integer number (111785904).
Almost surely, 21330136121 is an apocalyptic number.
It is an amenable number.
1330136121 is a deficient number, since it is larger than the sum of its proper divisors (458438343).
1330136121 is a wasteful number, since it uses less digits than its factorization.
1330136121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7760.
The product of its (nonzero) digits is 324, while the sum is 21.
The square root of 1330136121 is about 36471.0312576982. The cubic root of 1330136121 is about 1099.7619652986.
Adding to 1330136121 its reverse (1216310331), we get a palindrome (2546446452).
The spelling of 1330136121 in words is "one billion, three hundred thirty million, one hundred thirty-six thousand, one hundred twenty-one".
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