Base | Representation |
---|---|
bin | 1000011111101… |
… | …01000011011010 |
3 | 11222002022001102 |
4 | 10033311003122 |
5 | 121220231310 |
6 | 11023151402 |
7 | 1523454143 |
oct | 417650332 |
9 | 158068042 |
10 | 71258330 |
11 | 37250490 |
12 | 1ba45562 |
13 | 119bc4c0 |
14 | 966caca |
15 | 63c88a5 |
hex | 43f50da |
71258330 has 32 divisors (see below), whose sum is σ = 150691968. Its totient is φ = 23918400.
The previous prime is 71258323. The next prime is 71258333. The reversal of 71258330 is 3385217.
It is a junction number, because it is equal to n+sod(n) for n = 71258293 and 71258302.
It is not an unprimeable number, because it can be changed into a prime (71258333) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23486 + ... + 26345.
It is an arithmetic number, because the mean of its divisors is an integer number (4709124).
Almost surely, 271258330 is an apocalyptic number.
71258330 is an abundant number, since it is smaller than the sum of its proper divisors (79433638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71258330 is a wasteful number, since it uses less digits than its factorization.
71258330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49862.
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 71258330 is about 8441.4649202612. The cubic root of 71258330 is about 414.5833724625.
The spelling of 71258330 in words is "seventy-one million, two hundred fifty-eight thousand, three hundred thirty".
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