Base | Representation |
---|---|
bin | 11001011101100111… |
… | …001010011101111101 |
3 | 2121120101200202022211 |
4 | 121131213022131331 |
5 | 421443112220412 |
6 | 20320542340421 |
7 | 1655343103114 |
oct | 313547123575 |
9 | 77511622284 |
10 | 27340351357 |
11 | 1065aa08700 |
12 | 537028a711 |
13 | 27693690c7 |
14 | 147511ac7b |
15 | aa03b4ca7 |
hex | 65d9ca77d |
27340351357 has 12 divisors (see below), whose sum is σ = 30055975740. Its totient is φ = 24851404160.
The previous prime is 27340351271. The next prime is 27340351361. The reversal of 27340351357 is 75315304372.
It can be written as a sum of positive squares in 2 ways, for example, as 21182182681 + 6158168676 = 145541^2 + 78474^2 .
It is not a de Polignac number, because 27340351357 - 215 = 27340318589 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27340351757) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1332069 + ... + 1352437.
It is an arithmetic number, because the mean of its divisors is an integer number (2504664645).
Almost surely, 227340351357 is an apocalyptic number.
It is an amenable number.
27340351357 is a deficient number, since it is larger than the sum of its proper divisors (2715624383).
27340351357 is a wasteful number, since it uses less digits than its factorization.
27340351357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31484 (or 31473 counting only the distinct ones).
The product of its (nonzero) digits is 264600, while the sum is 40.
The spelling of 27340351357 in words is "twenty-seven billion, three hundred forty million, three hundred fifty-one thousand, three hundred fifty-seven".
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