Base | Representation |
---|---|
bin | 1011010001100… |
… | …0111111001101 |
3 | 10021222111022101 |
4 | 2310120333031 |
5 | 44101211034 |
6 | 4405315101 |
7 | 1112641450 |
oct | 264307715 |
9 | 107874271 |
10 | 47288269 |
11 | 24769416 |
12 | 13a05a91 |
13 | 9a49032 |
14 | 63cd497 |
15 | 4241514 |
hex | 2d18fcd |
47288269 has 8 divisors (see below), whose sum is σ = 54147968. Its totient is φ = 40454640.
The previous prime is 47288239. The next prime is 47288273. The reversal of 47288269 is 96288274.
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 47288269 - 27 = 47288141 is a prime.
It is a super-2 number, since 2×472882692 = 4472360770032722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47288239) 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, 2457 + ... + 10030.
It is an arithmetic number, because the mean of its divisors is an integer number (6768496).
Almost surely, 247288269 is an apocalyptic number.
It is an amenable number.
47288269 is a deficient number, since it is larger than the sum of its proper divisors (6859699).
47288269 is a wasteful number, since it uses less digits than its factorization.
47288269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13035.
The product of its digits is 387072, while the sum is 46.
The square root of 47288269 is about 6876.6466391694. The cubic root of 47288269 is about 361.6189151233.
The spelling of 47288269 in words is "forty-seven million, two hundred eighty-eight thousand, two hundred sixty-nine".
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