Base | Representation |
---|---|
bin | 11001010010100010… |
… | …111111001011001011 |
3 | 2121002110101001100100 |
4 | 121102202333023023 |
5 | 421103101112042 |
6 | 20250311340443 |
7 | 1650630126261 |
oct | 312242771313 |
9 | 77073331310 |
10 | 27154707147 |
11 | 10575140437 |
12 | 531a081723 |
13 | 2739a6a169 |
14 | 14585d4431 |
15 | a8de4424c |
hex | 6528bf2cb |
27154707147 has 24 divisors (see below), whose sum is σ = 41303687360. Its totient is φ = 17143766640.
The previous prime is 27154707137. The next prime is 27154707149. The reversal of 27154707147 is 74170745172.
27154707147 is a `hidden beast` number, since 2 + 71 + 5 + 470 + 71 + 47 = 666.
It is not a de Polignac number, because 27154707147 - 219 = 27154182859 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (27154707149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 437928 + ... + 496074.
Almost surely, 227154707147 is an apocalyptic number.
27154707147 is a deficient number, since it is larger than the sum of its proper divisors (14148980213).
27154707147 is a wasteful number, since it uses less digits than its factorization.
27154707147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60903 (or 60900 counting only the distinct ones).
The product of its (nonzero) digits is 384160, while the sum is 45.
The spelling of 27154707147 in words is "twenty-seven billion, one hundred fifty-four million, seven hundred seven thousand, one hundred forty-seven".
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