Base | Representation |
---|---|
bin | 1111111011110… |
… | …10010010110111 |
3 | 100022112010212101 |
4 | 13331322102313 |
5 | 233204420241 |
6 | 21133002531 |
7 | 3212114443 |
oct | 775722267 |
9 | 308463771 |
10 | 133670071 |
11 | 694a9337 |
12 | 38923447 |
13 | 21902122 |
14 | 13a77823 |
15 | bb05e31 |
hex | 7f7a4b7 |
133670071 has 8 divisors (see below), whose sum is σ = 135509760. Its totient is φ = 131841528.
The previous prime is 133670059. The next prime is 133670083. The reversal of 133670071 is 170076331.
It is an interprime number because it is at equal distance from previous prime (133670059) and next prime (133670083).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 133670071 - 223 = 125281463 is a prime.
It is a super-2 number, since 2×1336700712 = 35735375762290082, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133670041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22960 + ... + 28186.
It is an arithmetic number, because the mean of its divisors is an integer number (16938720).
Almost surely, 2133670071 is an apocalyptic number.
133670071 is a deficient number, since it is larger than the sum of its proper divisors (1839689).
133670071 is a wasteful number, since it uses less digits than its factorization.
133670071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5573.
The product of its (nonzero) digits is 2646, while the sum is 28.
The square root of 133670071 is about 11561.5773577830. The cubic root of 133670071 is about 511.3026687967.
The spelling of 133670071 in words is "one hundred thirty-three million, six hundred seventy thousand, seventy-one".
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