Base | Representation |
---|---|
bin | 1000011010101100100… |
… | …1111111110010000110 |
3 | 111211020210122201221122 |
4 | 2012223021333302012 |
5 | 4332122443222004 |
6 | 150233020313542 |
7 | 13306313001254 |
oct | 2065311776206 |
9 | 454223581848 |
10 | 144605445254 |
11 | 56366005346 |
12 | 240380a28b2 |
13 | 10836a6792a |
14 | 6ddb1455d4 |
15 | 3b651dccbe |
hex | 21ab27fc86 |
144605445254 has 8 divisors (see below), whose sum is σ = 229667471928. Its totient is φ = 68049621280.
The previous prime is 144605445253. The next prime is 144605445289. The reversal of 144605445254 is 452544506441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1446054452542 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144605445253) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2126550632 + ... + 2126550699.
It is an arithmetic number, because the mean of its divisors is an integer number (28708433991).
Almost surely, 2144605445254 is an apocalyptic number.
144605445254 is a deficient number, since it is larger than the sum of its proper divisors (85062026674).
144605445254 is a wasteful number, since it uses less digits than its factorization.
144605445254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4253101350.
The product of its (nonzero) digits is 1536000, while the sum is 44.
The spelling of 144605445254 in words is "one hundred forty-four billion, six hundred five million, four hundred forty-five thousand, two hundred fifty-four".
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