Base | Representation |
---|---|
bin | 111110001010111110… |
… | …0101011101100100010 |
3 | 110202121200210021022002 |
4 | 1330111330223230202 |
5 | 4141413111342310 |
6 | 141200142044002 |
7 | 12434362051124 |
oct | 1742574535442 |
9 | 422550707262 |
10 | 133512215330 |
11 | 5169318a52a |
12 | 21a60b79602 |
13 | c78972a160 |
14 | 6667b27214 |
15 | 3716384da5 |
hex | 1f15f2bb22 |
133512215330 has 16 divisors (see below), whose sum is σ = 258808294584. Its totient is φ = 49296817920.
The previous prime is 133512215311. The next prime is 133512215401. The reversal of 133512215330 is 33512215331.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 113699119249 + 19813096081 = 337193^2 + 140759^2 .
It is a junction number, because it is equal to n+sod(n) for n = 133512215293 and 133512215302.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 513508391 + ... + 513508650.
Almost surely, 2133512215330 is an apocalyptic number.
133512215330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
133512215330 is a deficient number, since it is larger than the sum of its proper divisors (125296079254).
133512215330 is a wasteful number, since it uses less digits than its factorization.
133512215330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1027017061.
The product of its (nonzero) digits is 8100, while the sum is 29.
Subtracting from 133512215330 its reverse (33512215331), we obtain a palindrome (99999999999).
The spelling of 133512215330 in words is "one hundred thirty-three billion, five hundred twelve million, two hundred fifteen thousand, three hundred thirty".
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