Base | Representation |
---|---|
bin | 1000011011111000100… |
… | …0001111000110111010 |
3 | 111212001222121100010111 |
4 | 2012332020033012322 |
5 | 4333300440011332 |
6 | 150324350534534 |
7 | 13320226362013 |
oct | 2067610170672 |
9 | 455058540114 |
10 | 144923750842 |
11 | 56509752012 |
12 | 2410680744a |
13 | 108879a4830 |
14 | 702b52200a |
15 | 3b83115947 |
hex | 21be20f1ba |
144923750842 has 8 divisors (see below), whose sum is σ = 234107597556. Its totient is φ = 66887884992.
The previous prime is 144923750809. The next prime is 144923750849. The reversal of 144923750842 is 248057329441.
144923750842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 111749135521 + 33174615321 = 334289^2 + 182139^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1449237508422 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (144923750849) 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 3 ways as a sum of consecutive naturals, for example, 2786995183 + ... + 2786995234.
Almost surely, 2144923750842 is an apocalyptic number.
144923750842 is a deficient number, since it is larger than the sum of its proper divisors (89183846714).
144923750842 is a wasteful number, since it uses less digits than its factorization.
144923750842 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5573990432.
The product of its (nonzero) digits is 1935360, while the sum is 49.
The spelling of 144923750842 in words is "one hundred forty-four billion, nine hundred twenty-three million, seven hundred fifty thousand, eight hundred forty-two".
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