Base | Representation |
---|---|
bin | 1000100100010… |
… | …00101110100001 |
3 | 12000020000210001 |
4 | 10102020232201 |
5 | 121344110301 |
6 | 11044140001 |
7 | 1531553464 |
oct | 422105641 |
9 | 160200701 |
10 | 71863201 |
11 | 37623983 |
12 | 20097601 |
13 | 11b71907 |
14 | 97892db |
15 | 6497c01 |
hex | 4488ba1 |
71863201 has 8 divisors (see below), whose sum is σ = 76817664. Its totient is φ = 67061280.
The previous prime is 71863193. The next prime is 71863241. The reversal of 71863201 is 10236817.
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 71863201 - 23 = 71863193 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 71863201.
It is not an unprimeable number, because it can be changed into a prime (71863241) 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, 37161 + ... + 39046.
It is an arithmetic number, because the mean of its divisors is an integer number (9602208).
Almost surely, 271863201 is an apocalyptic number.
It is an amenable number.
71863201 is a deficient number, since it is larger than the sum of its proper divisors (4954463).
71863201 is a wasteful number, since it uses less digits than its factorization.
71863201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76271.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 71863201 is about 8477.2165832896. The cubic root of 71863201 is about 415.7531222093.
The spelling of 71863201 in words is "seventy-one million, eight hundred sixty-three thousand, two hundred one".
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