Base | Representation |
---|---|
bin | 1000100011000… |
… | …00111100000011 |
3 | 11222220202012222 |
4 | 10101200330003 |
5 | 121323401402 |
6 | 11040441255 |
7 | 1530304364 |
oct | 421407403 |
9 | 158822188 |
10 | 71700227 |
11 | 37522495 |
12 | 2001922b |
13 | 11b15691 |
14 | 9745b6b |
15 | 64647a2 |
hex | 4460f03 |
71700227 has 4 divisors (see below), whose sum is σ = 71917176. Its totient is φ = 71483280.
The previous prime is 71700197. The next prime is 71700229. The reversal of 71700227 is 72200717.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72200717 = 17 ⋅4247101.
It is a cyclic number.
It is not a de Polignac number, because 71700227 - 210 = 71699203 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 71700196 and 71700205.
It is not an unprimeable number, because it can be changed into a prime (71700229) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107978 + ... + 108639.
It is an arithmetic number, because the mean of its divisors is an integer number (17979294).
Almost surely, 271700227 is an apocalyptic number.
71700227 is a deficient number, since it is larger than the sum of its proper divisors (216949).
71700227 is a wasteful number, since it uses less digits than its factorization.
71700227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 216948.
The product of its (nonzero) digits is 1372, while the sum is 26.
The square root of 71700227 is about 8467.5986560536. The cubic root of 71700227 is about 415.4385976052.
The spelling of 71700227 in words is "seventy-one million, seven hundred thousand, two hundred twenty-seven".
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