Base | Representation |
---|---|
bin | 10001010011001… |
… | …00110110010011 |
3 | 101010001200111112 |
4 | 20221210312103 |
5 | 244122212223 |
6 | 22222203535 |
7 | 3411320234 |
oct | 1051446623 |
9 | 333050445 |
10 | 145116563 |
11 | 74a07249 |
12 | 407235ab |
13 | 240ac1b7 |
14 | 153b708b |
15 | cb17778 |
hex | 8a64d93 |
145116563 has 4 divisors (see below), whose sum is σ = 145188120. Its totient is φ = 145045008.
The previous prime is 145116541. The next prime is 145116583. The reversal of 145116563 is 365611541.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 145116563 - 218 = 144854419 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145116583) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32645 + ... + 36822.
It is an arithmetic number, because the mean of its divisors is an integer number (36297030).
Almost surely, 2145116563 is an apocalyptic number.
145116563 is a deficient number, since it is larger than the sum of its proper divisors (71557).
145116563 is an equidigital number, since it uses as much as digits as its factorization.
145116563 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71556.
The product of its digits is 10800, while the sum is 32.
The square root of 145116563 is about 12046.4336216160. The cubic root of 145116563 is about 525.4995251675.
The spelling of 145116563 in words is "one hundred forty-five million, one hundred sixteen thousand, five hundred sixty-three".
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