Base | Representation |
---|---|
bin | 10000001010101… |
… | …010000001000101 |
3 | 200220100212020102 |
4 | 100022222001011 |
5 | 1023413311442 |
6 | 42525213445 |
7 | 6502260044 |
oct | 2012520105 |
9 | 626325212 |
10 | 271228997 |
11 | 12a1133a6 |
12 | 76a01285 |
13 | 44266340 |
14 | 2804455b |
15 | 18c29232 |
hex | 102aa045 |
271228997 has 16 divisors (see below), whose sum is σ = 297897600. Its totient is φ = 245419200.
The previous prime is 271228957. The next prime is 271229003. The reversal of 271228997 is 799822172.
It is not a de Polignac number, because 271228997 - 210 = 271227973 is a prime.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (271228927) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 452504 + ... + 453102.
It is an arithmetic number, because the mean of its divisors is an integer number (18618600).
Almost surely, 2271228997 is an apocalyptic number.
It is an amenable number.
271228997 is a deficient number, since it is larger than the sum of its proper divisors (26668603).
271228997 is a wasteful number, since it uses less digits than its factorization.
271228997 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1244.
The product of its digits is 254016, while the sum is 47.
The square root of 271228997 is about 16469.0314530029. The cubic root of 271228997 is about 647.3095871778.
The spelling of 271228997 in words is "two hundred seventy-one million, two hundred twenty-eight thousand, nine hundred ninety-seven".
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