Base | Representation |
---|---|
bin | 11111100101111011100… |
… | …111111011000000000011 |
3 | 21200112210222202110202010 |
4 | 133211323213323000003 |
5 | 241032233313003311 |
6 | 4341205242024003 |
7 | 312565132112214 |
oct | 37457347730003 |
9 | 7615728673663 |
10 | 2171032547331 |
11 | 76780330205a |
12 | 2b09164a8003 |
13 | 12995c3b2bbb |
14 | 7711570740b |
15 | 3b7182d7da6 |
hex | 1f97b9fb003 |
2171032547331 has 8 divisors (see below), whose sum is σ = 2896654132240. Its totient is φ = 1446382996992.
The previous prime is 2171032547297. The next prime is 2171032547353. The reversal of 2171032547331 is 1337452301712.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2171032547331 - 26 = 2171032547267 is a prime.
It is a super-2 number, since 2×21710325473312 (a number of 25 digits) contains 22 as substring.
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 2171032547331.
It is not an unprimeable number, because it can be changed into a prime (2171032547231) 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, 243003430 + ... + 243012363.
It is an arithmetic number, because the mean of its divisors is an integer number (362081766530).
Almost surely, 22171032547331 is an apocalyptic number.
2171032547331 is a deficient number, since it is larger than the sum of its proper divisors (725621584909).
2171032547331 is a wasteful number, since it uses less digits than its factorization.
2171032547331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 486017285.
The product of its (nonzero) digits is 105840, while the sum is 39.
The spelling of 2171032547331 in words is "two trillion, one hundred seventy-one billion, thirty-two million, five hundred forty-seven thousand, three hundred thirty-one".
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