Base | Representation |
---|---|
bin | 1000011101110… |
… | …10001000101001 |
3 | 11221122001000022 |
4 | 10032322020221 |
5 | 121140021001 |
6 | 11014050225 |
7 | 1521430436 |
oct | 416721051 |
9 | 157561008 |
10 | 71017001 |
11 | 370a6140 |
12 | 1b949975 |
13 | 119366c3 |
14 | 9608b8d |
15 | 637c11b |
hex | 43ba229 |
71017001 has 8 divisors (see below), whose sum is σ = 79972608. Its totient is φ = 62478000.
The previous prime is 71016991. The next prime is 71017057. The reversal of 71017001 is 10071017.
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 71017001 - 26 = 71016937 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (71017081) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103790 + ... + 104471.
It is an arithmetic number, because the mean of its divisors is an integer number (9996576).
Almost surely, 271017001 is an apocalyptic number.
It is an amenable number.
71017001 is a deficient number, since it is larger than the sum of its proper divisors (8955607).
71017001 is a wasteful number, since it uses less digits than its factorization.
71017001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208303.
The product of its (nonzero) digits is 49, while the sum is 17.
The square root of 71017001 is about 8427.1585365412. The cubic root of 71017001 is about 414.1148230288.
Adding to 71017001 its reverse (10071017), we get a palindrome (81088018).
The spelling of 71017001 in words is "seventy-one million, seventeen thousand, one".
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