Base | Representation |
---|---|
bin | 10001010100000… |
… | …11111110001011 |
3 | 101010022011101000 |
4 | 20222003332023 |
5 | 244140302133 |
6 | 22225030043 |
7 | 3412361010 |
oct | 1052037613 |
9 | 333264330 |
10 | 145244043 |
11 | 74a93aaa |
12 | 40785323 |
13 | 24125229 |
14 | 1540b707 |
15 | cb40413 |
hex | 8a83f8b |
145244043 has 32 divisors (see below), whose sum is σ = 246597120. Its totient is φ = 82766880.
The previous prime is 145244041. The next prime is 145244059. The reversal of 145244043 is 340442541.
It is a happy number.
145244043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 145244043 - 21 = 145244041 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 145243998 and 145244016.
It is not an unprimeable number, because it can be changed into a prime (145244041) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86296 + ... + 87962.
It is an arithmetic number, because the mean of its divisors is an integer number (7706160).
Almost surely, 2145244043 is an apocalyptic number.
145244043 is a deficient number, since it is larger than the sum of its proper divisors (101353077).
145244043 is a wasteful number, since it uses less digits than its factorization.
145244043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2144 (or 2138 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
The square root of 145244043 is about 12051.7236526565. The cubic root of 145244043 is about 525.6533579929.
Adding to 145244043 its reverse (340442541), we get a palindrome (485686584).
The spelling of 145244043 in words is "one hundred forty-five million, two hundred forty-four thousand, forty-three".
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