Base | Representation |
---|---|
bin | 100000111010010011001001… |
… | …001110111101010011101001 |
3 | 200222111100222110222002110201 |
4 | 200322103021032331103221 |
5 | 122432440222122013440 |
6 | 1231502212151312201 |
7 | 42326251440106621 |
oct | 4072231116752351 |
9 | 628440873862421 |
10 | 144743774016745 |
11 | 42135542a74152 |
12 | 1429839107b661 |
13 | 629c382896107 |
14 | 27a58c9429881 |
15 | 11b01b751d19a |
hex | 83a4c93bd4e9 |
144743774016745 has 8 divisors (see below), whose sum is σ = 173692614999816. Its totient is φ = 115794961760256.
The previous prime is 144743774016739. The next prime is 144743774016761. The reversal of 144743774016745 is 547610477347441.
144743774016745 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 4 ways, for example, as 96666080635881 + 48077693380864 = 9831891^2 + 6933808^2 .
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 144743774016745 - 225 = 144743740462313 is a prime.
It is a super-2 number, since 2×1447437740167452 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6154939 + ... + 18093391.
It is an arithmetic number, because the mean of its divisors is an integer number (21711576874977).
Almost surely, 2144743774016745 is an apocalyptic number.
It is an amenable number.
144743774016745 is a deficient number, since it is larger than the sum of its proper divisors (28948840983071).
144743774016745 is a wasteful number, since it uses less digits than its factorization.
144743774016745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14363291.
The product of its (nonzero) digits is 221276160, while the sum is 64.
The spelling of 144743774016745 in words is "one hundred forty-four trillion, seven hundred forty-three billion, seven hundred seventy-four million, sixteen thousand, seven hundred forty-five".
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