Base | Representation |
---|---|
bin | 10101000001001110101… |
… | …010010100111010010000 |
3 | 12010002022201111010102101 |
4 | 111001032222110322100 |
5 | 142131142223330000 |
6 | 3023321132330144 |
7 | 206233201425064 |
oct | 25011652247220 |
9 | 5102281433371 |
10 | 1444428730000 |
11 | 5076403a8773 |
12 | 1b3b34313954 |
13 | a629436b319 |
14 | 4dca704daa4 |
15 | 2788d857e6a |
hex | 1504ea94e90 |
1444428730000 has 50 divisors (see below), whose sum is σ = 3497106422414. Its totient is φ = 577771488000.
The previous prime is 1444428729911. The next prime is 1444428730033. The reversal of 1444428730000 is 378244441.
It can be written as a sum of positive squares in 5 ways, for example, as 1021684294656 + 422744435344 = 1010784^2 + 650188^2 .
It is a tau number, because it is divible by the number of its divisors (50).
It is an unprimeable number.
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 9 ways as a sum of consecutive naturals, for example, 72211437 + ... + 72231436.
Almost surely, 21444428730000 is an apocalyptic number.
1444428730000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1444428730000 is an abundant number, since it is smaller than the sum of its proper divisors (2052677692414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1444428730000 is an equidigital number, since it uses as much as digits as its factorization.
1444428730000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144442901 (or 144442880 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 37.
The spelling of 1444428730000 in words is "one trillion, four hundred forty-four billion, four hundred twenty-eight million, seven hundred thirty thousand".
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