Base | Representation |
---|---|
bin | 1100100111000100111011… |
… | …00000101011100101100001 |
3 | 10122012001102200112121022222 |
4 | 12103202131200223211201 |
5 | 12113320442032444100 |
6 | 134551231230040425 |
7 | 5561331554102042 |
oct | 623423540534541 |
9 | 118161380477288 |
10 | 27730951453025 |
11 | 89216a3172817 |
12 | 313a53b649115 |
13 | 126202c5b1632 |
14 | 6bc2843148c9 |
15 | 33152ba58485 |
hex | 19389d82b961 |
27730951453025 has 12 divisors (see below), whose sum is σ = 34950090947964. Its totient is φ = 21821076552000.
The previous prime is 27730951453019. The next prime is 27730951453027. The reversal of 27730951453025 is 52035415903772.
27730951453025 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 7185101694016 + 20545849759009 = 2680504^2 + 4532753^2 .
It is not a de Polignac number, because 27730951453025 - 212 = 27730951448929 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (27730951453027) 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, 9092113706 + ... + 9092116755.
It is an arithmetic number, because the mean of its divisors is an integer number (2912507578997).
Almost surely, 227730951453025 is an apocalyptic number.
27730951453025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
27730951453025 is a deficient number, since it is larger than the sum of its proper divisors (7219139494939).
27730951453025 is a wasteful number, since it uses less digits than its factorization.
27730951453025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18184230532 (or 18184230527 counting only the distinct ones).
The product of its (nonzero) digits is 7938000, while the sum is 53.
The spelling of 27730951453025 in words is "twenty-seven trillion, seven hundred thirty billion, nine hundred fifty-one million, four hundred fifty-three thousand, twenty-five".
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