Base | Representation |
---|---|
bin | 101011000100111… |
… | …0011100011111001 |
3 | 10201201210111020011 |
4 | 1112021303203321 |
5 | 10430011123230 |
6 | 355232101521 |
7 | 50550535300 |
oct | 12611634371 |
9 | 3651714204 |
10 | 1445411065 |
11 | 6819957aa |
12 | 3440948a1 |
13 | 1a05bb227 |
14 | d9d73437 |
15 | 86d64e2a |
hex | 562738f9 |
1445411065 has 24 divisors (see below), whose sum is σ = 2038510152. Its totient is φ = 980904960.
The previous prime is 1445411063. The next prime is 1445411081. The reversal of 1445411065 is 5601145441.
It can be written as a sum of positive squares in 4 ways, for example, as 142778601 + 1302632464 = 11949^2 + 36092^2 .
It is not a de Polignac number, because 1445411065 - 21 = 1445411063 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1445411063) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6646 + ... + 54175.
It is an arithmetic number, because the mean of its divisors is an integer number (84937923).
Almost surely, 21445411065 is an apocalyptic number.
It is an amenable number.
1445411065 is a deficient number, since it is larger than the sum of its proper divisors (593099087).
1445411065 is an equidigital number, since it uses as much as digits as its factorization.
1445411065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60937 (or 60930 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 31.
The square root of 1445411065 is about 38018.5621111583. The cubic root of 1445411065 is about 1130.6559130878.
The spelling of 1445411065 in words is "one billion, four hundred forty-five million, four hundred eleven thousand, sixty-five".
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