Base | Representation |
---|---|
bin | 10001010100000… |
… | …10111111100100 |
3 | 101010021221212121 |
4 | 20222002333210 |
5 | 244140140121 |
6 | 22224555324 |
7 | 3412343224 |
oct | 1052027744 |
9 | 333257777 |
10 | 145240036 |
11 | 74a90a97 |
12 | 40782b44 |
13 | 24123466 |
14 | 1540a084 |
15 | cb3e141 |
hex | 8a82fe4 |
145240036 has 12 divisors (see below), whose sum is σ = 254263212. Its totient is φ = 72593408.
The previous prime is 145240019. The next prime is 145240037. The reversal of 145240036 is 630042541.
It can be written as a sum of positive squares in 2 ways, for example, as 95452900 + 49787136 = 9770^2 + 7056^2 .
It is not an unprimeable number, because it can be changed into a prime (145240037) 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, 10596 + ... + 20068.
It is an arithmetic number, because the mean of its divisors is an integer number (21188601).
Almost surely, 2145240036 is an apocalyptic number.
It is an amenable number.
145240036 is a deficient number, since it is larger than the sum of its proper divisors (109023176).
145240036 is a wasteful number, since it uses less digits than its factorization.
145240036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13310 (or 13308 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 145240036 is about 12051.5574097293. The cubic root of 145240036 is about 525.6485240313.
Adding to 145240036 its reverse (630042541), we get a palindrome (775282577).
The spelling of 145240036 in words is "one hundred forty-five million, two hundred forty thousand, thirty-six".
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