Base | Representation |
---|---|
bin | 1111111000011… |
… | …01101001101111 |
3 | 100021200112102220 |
4 | 13330031221233 |
5 | 233101200241 |
6 | 21115250423 |
7 | 3205252200 |
oct | 774155157 |
9 | 307615386 |
10 | 133225071 |
11 | 69224a71 |
12 | 38749a13 |
13 | 217a7705 |
14 | 1399d5a7 |
15 | ba69166 |
hex | 7f0da6f |
133225071 has 12 divisors (see below), whose sum is σ = 206635032. Its totient is φ = 76128528.
The previous prime is 133225069. The next prime is 133225087. The reversal of 133225071 is 170522331.
It is not a de Polignac number, because 133225071 - 21 = 133225069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133225171) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 453000 + ... + 453293.
It is an arithmetic number, because the mean of its divisors is an integer number (17219586).
Almost surely, 2133225071 is an apocalyptic number.
133225071 is a deficient number, since it is larger than the sum of its proper divisors (73409961).
133225071 is an equidigital number, since it uses as much as digits as its factorization.
133225071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 906310 (or 906303 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 24.
The square root of 133225071 is about 11542.3165352541. The cubic root of 133225071 is about 510.7346467430.
The spelling of 133225071 in words is "one hundred thirty-three million, two hundred twenty-five thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •