Base | Representation |
---|---|
bin | 1000011111110… |
… | …00000011101001 |
3 | 11222002220221002 |
4 | 10033320003221 |
5 | 121221130013 |
6 | 11023324345 |
7 | 1523535050 |
oct | 417700351 |
9 | 158086832 |
10 | 71270633 |
11 | 37259755 |
12 | 1ba506b5 |
13 | 119c4c95 |
14 | 9673397 |
15 | 63cc358 |
hex | 43f80e9 |
71270633 has 8 divisors (see below), whose sum is σ = 81763968. Its totient is φ = 60855264.
The previous prime is 71270627. The next prime is 71270657. The reversal of 71270633 is 33607217.
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 71270633 - 212 = 71266537 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 71270596 and 71270605.
It is not an unprimeable number, because it can be changed into a prime (71270623) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17516 + ... + 21197.
It is an arithmetic number, because the mean of its divisors is an integer number (10220496).
Almost surely, 271270633 is an apocalyptic number.
It is an amenable number.
71270633 is a deficient number, since it is larger than the sum of its proper divisors (10493335).
71270633 is a wasteful number, since it uses less digits than its factorization.
71270633 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38983.
The product of its (nonzero) digits is 5292, while the sum is 29.
The square root of 71270633 is about 8442.1936130368. The cubic root of 71270633 is about 414.6072308461.
The spelling of 71270633 in words is "seventy-one million, two hundred seventy thousand, six hundred thirty-three".
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