Base | Representation |
---|---|
bin | 110010100111001101… |
… | …110010001000111001 |
3 | 12012021101201211212101 |
4 | 302213031302020321 |
5 | 1342244311001430 |
6 | 40544334143401 |
7 | 3632502004330 |
oct | 624715621071 |
9 | 165241654771 |
10 | 54345015865 |
11 | 21058387858 |
12 | a648051b61 |
13 | 5180cc0b2a |
14 | 28b7814d17 |
15 | 163106bdca |
hex | ca7372239 |
54345015865 has 8 divisors (see below), whose sum is σ = 74530307520. Its totient is φ = 37265153712.
The previous prime is 54345015859. The next prime is 54345015869. The reversal of 54345015865 is 56851054345.
54345015865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54345015865 - 25 = 54345015833 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54345015869) 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, 776357335 + ... + 776357404.
It is an arithmetic number, because the mean of its divisors is an integer number (9316288440).
Almost surely, 254345015865 is an apocalyptic number.
It is an amenable number.
54345015865 is a deficient number, since it is larger than the sum of its proper divisors (20185291655).
54345015865 is a wasteful number, since it uses less digits than its factorization.
54345015865 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1552714751.
The product of its (nonzero) digits is 1440000, while the sum is 46.
The spelling of 54345015865 in words is "fifty-four billion, three hundred forty-five million, fifteen thousand, eight hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •