Base | Representation |
---|---|
bin | 10001010001011… |
… | …00110100111001 |
3 | 101002122000201210 |
4 | 20220230310321 |
5 | 244042341342 |
6 | 22213233333 |
7 | 3406343235 |
oct | 1050546471 |
9 | 332560653 |
10 | 144887097 |
11 | 7486a903 |
12 | 40632849 |
13 | 2402b914 |
14 | 153575c5 |
15 | cabe79c |
hex | 8a2cd39 |
144887097 has 16 divisors (see below), whose sum is σ = 201979008. Its totient is φ = 92209920.
The previous prime is 144887059. The next prime is 144887101. The reversal of 144887097 is 790788441.
It is not a de Polignac number, because 144887097 - 26 = 144887033 is a prime.
It is not an unprimeable number, because it can be changed into a prime (144887497) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39147 + ... + 42687.
It is an arithmetic number, because the mean of its divisors is an integer number (12623688).
Almost surely, 2144887097 is an apocalyptic number.
It is an amenable number.
144887097 is a deficient number, since it is larger than the sum of its proper divisors (57091911).
144887097 is a wasteful number, since it uses less digits than its factorization.
144887097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4160.
The product of its (nonzero) digits is 451584, while the sum is 48.
The square root of 144887097 is about 12036.9056239550. The cubic root of 144887097 is about 525.2223964798. Note that the first 3 decimals are identical.
The spelling of 144887097 in words is "one hundred forty-four million, eight hundred eighty-seven thousand, ninety-seven".
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