Base | Representation |
---|---|
bin | 10001010100011… |
… | …01111001101100 |
3 | 101010101020011102 |
4 | 20222031321230 |
5 | 244143102331 |
6 | 22225542232 |
7 | 3412620413 |
oct | 1052157154 |
9 | 333336142 |
10 | 145284716 |
11 | 75011615 |
12 | 407a4978 |
13 | 2413a8b5 |
14 | 1541c47a |
15 | cb4c4cb |
hex | 8a8de6c |
145284716 has 12 divisors (see below), whose sum is σ = 267629880. Its totient is φ = 68819040.
The previous prime is 145284691. The next prime is 145284719. The reversal of 145284716 is 617482541.
145284716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1452847162 = 42215297406401312, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is a self number, because there is not a number n which added to its sum of digits gives 145284716.
It is not an unprimeable number, because it can be changed into a prime (145284719) 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, 955745 + ... + 955896.
It is an arithmetic number, because the mean of its divisors is an integer number (22302490).
Almost surely, 2145284716 is an apocalyptic number.
It is an amenable number.
145284716 is a deficient number, since it is larger than the sum of its proper divisors (122345164).
145284716 is a wasteful number, since it uses less digits than its factorization.
145284716 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1911664 (or 1911662 counting only the distinct ones).
The product of its digits is 53760, while the sum is 38.
The square root of 145284716 is about 12053.4109695140. The cubic root of 145284716 is about 525.7024200249.
It can be divided in two parts, 1452 and 84716, that added together give a palindrome (86168).
The spelling of 145284716 in words is "one hundred forty-five million, two hundred eighty-four thousand, seven hundred sixteen".
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