Base | Representation |
---|---|
bin | 10001010100011… |
… | …01101111100000 |
3 | 101010101012021021 |
4 | 20222031233200 |
5 | 244143042224 |
6 | 22225535224 |
7 | 3412615462 |
oct | 1052155740 |
9 | 333335237 |
10 | 145284064 |
11 | 75011082 |
12 | 407a4514 |
13 | 2413a503 |
14 | 1541c132 |
15 | cb4c1e4 |
hex | 8a8dbe0 |
145284064 has 12 divisors (see below), whose sum is σ = 286028064. Its totient is φ = 72642016.
The previous prime is 145284059. The next prime is 145284067. The reversal of 145284064 is 460482541.
It is a super-2 number, since 2×1452840642 = 42214918504712192, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145284067) 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 as a sum of consecutive naturals, namely, 2270032 + ... + 2270095.
It is an arithmetic number, because the mean of its divisors is an integer number (23835672).
Almost surely, 2145284064 is an apocalyptic number.
It is an amenable number.
145284064 is a deficient number, since it is larger than the sum of its proper divisors (140744000).
145284064 is an equidigital number, since it uses as much as digits as its factorization.
145284064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4540137 (or 4540129 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 34.
The square root of 145284064 is about 12053.3839231977. The cubic root of 145284064 is about 525.7016336185.
The spelling of 145284064 in words is "one hundred forty-five million, two hundred eighty-four thousand, sixty-four".
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