Base | Representation |
---|---|
bin | 100000110100001011011101… |
… | …110110111101011101000100 |
3 | 200221000011102212200200012002 |
4 | 200310023131312331131010 |
5 | 122404042420043034140 |
6 | 1230541100250444432 |
7 | 42254002523435366 |
oct | 4064133566753504 |
9 | 627004385620162 |
10 | 144323213252420 |
11 | 41a93149423244 |
12 | 1422a980133718 |
13 | 626b80b641247 |
14 | 278d3d06ccd36 |
15 | 11a42a0a3b415 |
hex | 8342dddbd744 |
144323213252420 has 48 divisors (see below), whose sum is σ = 306540874819200. Its totient is φ = 57071144899584.
The previous prime is 144323213252411. The next prime is 144323213252443. The reversal of 144323213252420 is 24252312323441.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39251120 + ... + 42770279.
It is an arithmetic number, because the mean of its divisors is an integer number (6386268225400).
Almost surely, 2144323213252420 is an apocalyptic number.
144323213252420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144323213252420 is an abundant number, since it is smaller than the sum of its proper divisors (162217661566780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144323213252420 is a wasteful number, since it uses less digits than its factorization.
144323213252420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82022412 (or 82022410 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 38.
Adding to 144323213252420 its reverse (24252312323441), we get a palindrome (168575525575861).
The spelling of 144323213252420 in words is "one hundred forty-four trillion, three hundred twenty-three billion, two hundred thirteen million, two hundred fifty-two thousand, four hundred twenty".
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