Base | Representation |
---|---|
bin | 10001001011011… |
… | …01001010000111 |
3 | 101001011010210222 |
4 | 20211231022013 |
5 | 243342231043 |
6 | 22144334555 |
7 | 3366563342 |
oct | 1045551207 |
9 | 331133728 |
10 | 144102023 |
11 | 74383a8a |
12 | 4031445b |
13 | 23b15490 |
14 | 151d1459 |
15 | c9b6d68 |
hex | 896d287 |
144102023 has 8 divisors (see below), whose sum is σ = 163354800. Its totient is φ = 126016128.
The previous prime is 144102019. The next prime is 144102031. The reversal of 144102023 is 320201441.
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 144102023 - 22 = 144102019 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 144101992 and 144102010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144105023) 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 7 ways as a sum of consecutive naturals, for example, 291458 + ... + 291951.
It is an arithmetic number, because the mean of its divisors is an integer number (20419350).
Almost surely, 2144102023 is an apocalyptic number.
144102023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
144102023 is a deficient number, since it is larger than the sum of its proper divisors (19252777).
144102023 is a wasteful number, since it uses less digits than its factorization.
144102023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 583441.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 144102023 is about 12004.2502056563. The cubic root of 144102023 is about 524.2720347582.
Adding to 144102023 its reverse (320201441), we get a palindrome (464303464).
The spelling of 144102023 in words is "one hundred forty-four million, one hundred two thousand, twenty-three".
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