Base | Representation |
---|---|
bin | 10101000001000010110… |
… | …101111101101010100011 |
3 | 12010001210220101122202222 |
4 | 111001002311331222203 |
5 | 142130240444011143 |
6 | 3023245330501255 |
7 | 206225243210525 |
oct | 25010265755243 |
9 | 5101726348688 |
10 | 1444230453923 |
11 | 507549492a44 |
12 | 1b3a99a3482b |
13 | a62622688ba |
14 | 4dc88999a15 |
15 | 2787b23e768 |
hex | 15042d7daa3 |
1444230453923 has 2 divisors, whose sum is σ = 1444230453924. Its totient is φ = 1444230453922.
The previous prime is 1444230453917. The next prime is 1444230453931. The reversal of 1444230453923 is 3293540324441.
It is a weak prime.
It is an emirp because it is prime and its reverse (3293540324441) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1444230453923 - 28 = 1444230453667 is a prime.
It is not a weakly prime, because it can be changed into another prime (1444230443923) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722115226961 + 722115226962.
It is an arithmetic number, because the mean of its divisors is an integer number (722115226962).
Almost surely, 21444230453923 is an apocalyptic number.
1444230453923 is a deficient number, since it is larger than the sum of its proper divisors (1).
1444230453923 is an equidigital number, since it uses as much as digits as its factorization.
1444230453923 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1244160, while the sum is 44.
The spelling of 1444230453923 in words is "one trillion, four hundred forty-four billion, two hundred thirty million, four hundred fifty-three thousand, nine hundred twenty-three".
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