Base | Representation |
---|---|
bin | 1001111001000000… |
… | …0001100001000001 |
3 | 20212000212000012002 |
4 | 2132100001201001 |
5 | 20414140010031 |
6 | 1115241513345 |
7 | 122536063436 |
oct | 23620014101 |
9 | 6760760162 |
10 | 2655000641 |
11 | 1142751307 |
12 | 6211a2855 |
13 | 33408c4c7 |
14 | 1b287bb8d |
15 | 108146ccb |
hex | 9e401841 |
2655000641 has 4 divisors (see below), whose sum is σ = 2655743172. Its totient is φ = 2654258112.
The previous prime is 2655000599. The next prime is 2655000697. The reversal of 2655000641 is 1460005562.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 439321600 + 2215679041 = 20960^2 + 47071^2 .
It is a cyclic number.
It is not a de Polignac number, because 2655000641 - 26 = 2655000577 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2655000241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365876 + ... + 373061.
It is an arithmetic number, because the mean of its divisors is an integer number (663935793).
Almost surely, 22655000641 is an apocalyptic number.
It is an amenable number.
2655000641 is a deficient number, since it is larger than the sum of its proper divisors (742531).
2655000641 is an equidigital number, since it uses as much as digits as its factorization.
2655000641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 742530.
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 2655000641 is about 51526.6983320298. The cubic root of 2655000641 is about 1384.6974000387.
The spelling of 2655000641 in words is "two billion, six hundred fifty-five million, six hundred forty-one", and thus it is an aban number.
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