Base | Representation |
---|---|
bin | 11010011101110011… |
… | …001011110001101111 |
3 | 2201100110001120200120 |
4 | 122131303023301233 |
5 | 431144303304041 |
6 | 21015452100023 |
7 | 2024130406443 |
oct | 323563136157 |
9 | 81313046616 |
10 | 28417244271 |
11 | 11062880249 |
12 | 5610a64613 |
13 | 28ab4b9350 |
14 | 1538162823 |
15 | b14bd4366 |
hex | 69dccbc6f |
28417244271 has 16 divisors (see below), whose sum is σ = 41295870336. Its totient is φ = 17276839776.
The previous prime is 28417244239. The next prime is 28417244327. The reversal of 28417244271 is 17244271482.
It is not a de Polignac number, because 28417244271 - 25 = 28417244239 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28417244221) 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, 4386205 + ... + 4392678.
It is an arithmetic number, because the mean of its divisors is an integer number (2580991896).
Almost surely, 228417244271 is an apocalyptic number.
28417244271 is a deficient number, since it is larger than the sum of its proper divisors (12878626065).
28417244271 is a wasteful number, since it uses less digits than its factorization.
28417244271 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8778982.
The product of its digits is 200704, while the sum is 42.
The spelling of 28417244271 in words is "twenty-eight billion, four hundred seventeen million, two hundred forty-four thousand, two hundred seventy-one".
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