Base | Representation |
---|---|
bin | 1011010000000… |
… | …0010110100001 |
3 | 10021210100220001 |
4 | 2310000112201 |
5 | 44034443421 |
6 | 4403220001 |
7 | 1112041324 |
oct | 264002641 |
9 | 107710801 |
10 | 47187361 |
11 | 246aa621 |
12 | 13977601 |
13 | 9a12120 |
14 | 63a47bb |
15 | 4221691 |
hex | 2d005a1 |
47187361 has 8 divisors (see below), whose sum is σ = 50944320. Its totient is φ = 43448592.
The previous prime is 47187323. The next prime is 47187373. The reversal of 47187361 is 16378174.
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 47187361 - 27 = 47187233 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 47187361.
It is not an unprimeable number, because it can be changed into a prime (47187311) 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, 1116 + ... + 9778.
It is an arithmetic number, because the mean of its divisors is an integer number (6368040).
Almost surely, 247187361 is an apocalyptic number.
It is an amenable number.
47187361 is a deficient number, since it is larger than the sum of its proper divisors (3756959).
47187361 is a wasteful number, since it uses less digits than its factorization.
47187361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9095.
The product of its digits is 28224, while the sum is 37.
The square root of 47187361 is about 6869.3057145537. The cubic root of 47187361 is about 361.3615135276.
The spelling of 47187361 in words is "forty-seven million, one hundred eighty-seven thousand, three hundred sixty-one".
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