Base | Representation |
---|---|
bin | 11001010101111011… |
… | …110101100000011101 |
3 | 2121020102100002220210 |
4 | 121111323311200131 |
5 | 421212124142142 |
6 | 20300102003033 |
7 | 1652220245112 |
oct | 312573654035 |
9 | 77212302823 |
10 | 27211552797 |
11 | 105a4237410 |
12 | 5335116479 |
13 | 2748781440 |
14 | 1461d90909 |
15 | a93e2249c |
hex | 655ef581d |
27211552797 has 32 divisors (see below), whose sum is σ = 43225491456. Its totient is φ = 15008817600.
The previous prime is 27211552789. The next prime is 27211552807. The reversal of 27211552797 is 79725511272.
It is not a de Polignac number, because 27211552797 - 23 = 27211552789 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27211552717) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 416233 + ... + 477150.
It is an arithmetic number, because the mean of its divisors is an integer number (1350796608).
Almost surely, 227211552797 is an apocalyptic number.
It is an amenable number.
27211552797 is a deficient number, since it is larger than the sum of its proper divisors (16013938659).
27211552797 is a wasteful number, since it uses less digits than its factorization.
27211552797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 893481.
The product of its digits is 617400, while the sum is 48.
The spelling of 27211552797 in words is "twenty-seven billion, two hundred eleven million, five hundred fifty-two thousand, seven hundred ninety-seven".
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