Base | Representation |
---|---|
bin | 1111110111110… |
… | …10001110101010 |
3 | 100021112111022100 |
4 | 13323322032222 |
5 | 233041124024 |
6 | 21113434230 |
7 | 3204501225 |
oct | 773721652 |
9 | 307474270 |
10 | 133145514 |
11 | 69180217 |
12 | 3870b976 |
13 | 2177a438 |
14 | 1397c5bc |
15 | ba507c9 |
hex | 7efa3aa |
133145514 has 12 divisors (see below), whose sum is σ = 288481986. Its totient is φ = 44381832.
The previous prime is 133145473. The next prime is 133145539. The reversal of 133145514 is 415541331.
It is a happy number.
133145514 is a `hidden beast` number, since 1 + 3 + 3 + 145 + 514 = 666.
It can be written as a sum of positive squares in only one way, i.e., 72539289 + 60606225 = 8517^2 + 7785^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3698469 + ... + 3698504.
Almost surely, 2133145514 is an apocalyptic number.
133145514 is an abundant number, since it is smaller than the sum of its proper divisors (155336472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133145514 is a wasteful number, since it uses less digits than its factorization.
133145514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7396981 (or 7396978 counting only the distinct ones).
The product of its digits is 3600, while the sum is 27.
The square root of 133145514 is about 11538.8697020115. The cubic root of 133145514 is about 510.6329626612.
Adding to 133145514 its reverse (415541331), we get a palindrome (548686845).
The spelling of 133145514 in words is "one hundred thirty-three million, one hundred forty-five thousand, five hundred fourteen".
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