Base | Representation |
---|---|
bin | 1000011010011010111… |
… | …1000000110001011010 |
3 | 111211001122001212102020 |
4 | 2012212233000301122 |
5 | 4332000000400204 |
6 | 150221410315310 |
7 | 13304422314210 |
oct | 2064657006132 |
9 | 454048055366 |
10 | 144531262554 |
11 | 56328147828 |
12 | 24017288b36 |
13 | 10824593343 |
14 | 6dd1354cb0 |
15 | 3b5d937bd9 |
hex | 21a6bc0c5a |
144531262554 has 64 divisors (see below), whose sum is σ = 332482461696. Its totient is φ = 41029208064.
The previous prime is 144531262553. The next prime is 144531262607. The reversal of 144531262554 is 455262135441.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (144531262553) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28944282 + ... + 28949274.
It is an arithmetic number, because the mean of its divisors is an integer number (5195038464).
Almost surely, 2144531262554 is an apocalyptic number.
144531262554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
144531262554 is an abundant number, since it is smaller than the sum of its proper divisors (187951199142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144531262554 is a wasteful number, since it uses less digits than its factorization.
144531262554 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9299.
The product of its digits is 576000, while the sum is 42.
Adding to 144531262554 its reverse (455262135441), we get a palindrome (599793397995).
The spelling of 144531262554 in words is "one hundred forty-four billion, five hundred thirty-one million, two hundred sixty-two thousand, five hundred fifty-four".
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