Base | Representation |
---|---|
bin | 1111111000101… |
… | …00000101101001 |
3 | 100021201212121021 |
4 | 13330110011221 |
5 | 233103021213 |
6 | 21120012441 |
7 | 3205422100 |
oct | 774240551 |
9 | 307655537 |
10 | 133251433 |
11 | 69242857 |
12 | 38761121 |
13 | 217b6703 |
14 | 139a9037 |
15 | ba71d8d |
hex | 7f14169 |
133251433 has 24 divisors (see below), whose sum is σ = 162518400. Its totient is φ = 108789408.
The previous prime is 133251407. The next prime is 133251449. The reversal of 133251433 is 334152331.
It is not a de Polignac number, because 133251433 - 25 = 133251401 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 133251398 and 133251407.
It is not an unprimeable number, because it can be changed into a prime (133251133) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111666 + ... + 112852.
It is an arithmetic number, because the mean of its divisors is an integer number (6771600).
Almost surely, 2133251433 is an apocalyptic number.
It is an amenable number.
133251433 is a deficient number, since it is larger than the sum of its proper divisors (29266967).
133251433 is a wasteful number, since it uses less digits than its factorization.
133251433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1309 (or 1302 counting only the distinct ones).
The product of its digits is 3240, while the sum is 25.
The square root of 133251433 is about 11543.4584505684. The cubic root of 133251433 is about 510.7683318412.
The spelling of 133251433 in words is "one hundred thirty-three million, two hundred fifty-one thousand, four hundred thirty-three".
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