Base | Representation |
---|---|
bin | 111110001010111110… |
… | …0101111010110110000 |
3 | 110202121200211000212021 |
4 | 1330111330233112300 |
5 | 4141413112332240 |
6 | 141200142241224 |
7 | 12434362142620 |
oct | 1742574572660 |
9 | 422550730767 |
10 | 133512230320 |
11 | 5169319a817 |
12 | 21a60b86214 |
13 | c789733c21 |
14 | 6667b2c880 |
15 | 371638954a |
hex | 1f15f2f5b0 |
133512230320 has 40 divisors (see below), whose sum is σ = 354761070624. Its totient is φ = 45775621632.
The previous prime is 133512230303. The next prime is 133512230321. The reversal of 133512230320 is 23032215331.
133512230320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (133512230321) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119206789 + ... + 119207908.
Almost surely, 2133512230320 is an apocalyptic number.
133512230320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
133512230320 is an abundant number, since it is smaller than the sum of its proper divisors (221248840304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133512230320 is a wasteful number, since it uses less digits than its factorization.
133512230320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 238414717 (or 238414711 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 25.
Adding to 133512230320 its reverse (23032215331), we get a palindrome (156544445651).
The spelling of 133512230320 in words is "one hundred thirty-three billion, five hundred twelve million, two hundred thirty thousand, three hundred twenty".
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