Base | Representation |
---|---|
bin | 100001000100011100111001… |
… | …101000011011010001100000 |
3 | 201001222001210022221220010011 |
4 | 201010130321220123101200 |
5 | 123030403034234140412 |
6 | 1233154513250014304 |
7 | 42430540401640630 |
oct | 4104347150332140 |
9 | 631861708856104 |
10 | 145441444443232 |
11 | 42384408812783 |
12 | 1438b639577394 |
13 | 63200b9505092 |
14 | 27cb5911a46c0 |
15 | 11c33ebd117a7 |
hex | 844739a1b460 |
145441444443232 has 96 divisors (see below), whose sum is σ = 346678061184000. Its totient is φ = 58634098575360.
The previous prime is 145441444443223. The next prime is 145441444443233. The reversal of 145441444443232 is 232344444144541.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145441444443233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3081982 + ... + 17331517.
It is an arithmetic number, because the mean of its divisors is an integer number (3611229804000).
Almost surely, 2145441444443232 is an apocalyptic number.
It is an amenable number.
145441444443232 is an abundant number, since it is smaller than the sum of its proper divisors (201236616740768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145441444443232 is a wasteful number, since it uses less digits than its factorization.
145441444443232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20415404 (or 20415396 counting only the distinct ones).
The product of its digits is 11796480, while the sum is 49.
Adding to 145441444443232 its reverse (232344444144541), we get a palindrome (377785888587773).
The spelling of 145441444443232 in words is "one hundred forty-five trillion, four hundred forty-one billion, four hundred forty-four million, four hundred forty-three thousand, two hundred thirty-two".
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