Base | Representation |
---|---|
bin | 1000011100011110010… |
… | …1100101110001110001 |
3 | 111212111001012121211222 |
4 | 2013013211211301301 |
5 | 4334112101101232 |
6 | 150352220114425 |
7 | 13324164254006 |
oct | 2070745456161 |
9 | 455431177758 |
10 | 145082440817 |
11 | 5659028a156 |
12 | 2414b995a15 |
13 | 108b1826c22 |
14 | 704462d8ad |
15 | 3b9200ed12 |
hex | 21c7965c71 |
145082440817 has 8 divisors (see below), whose sum is σ = 145314984960. Its totient is φ = 144850008160.
The previous prime is 145082440799. The next prime is 145082440819. The reversal of 145082440817 is 718044280541.
145082440817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145082440817 - 26 = 145082440753 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145082440819) 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 7 ways as a sum of consecutive naturals, for example, 2804528 + ... + 2855790.
It is an arithmetic number, because the mean of its divisors is an integer number (18164373120).
Almost surely, 2145082440817 is an apocalyptic number.
It is an amenable number.
145082440817 is a deficient number, since it is larger than the sum of its proper divisors (232544143).
145082440817 is an equidigital number, since it uses as much as digits as its factorization.
145082440817 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55743.
The product of its (nonzero) digits is 286720, while the sum is 44.
The spelling of 145082440817 in words is "one hundred forty-five billion, eighty-two million, four hundred forty thousand, eight hundred seventeen".
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