Base | Representation |
---|---|
bin | 1000010110001010110… |
… | …1001011011110011111 |
3 | 111201010002110020102212 |
4 | 2011202231023132133 |
5 | 4322130310301143 |
6 | 145512235511035 |
7 | 13234223210204 |
oct | 2054255133637 |
9 | 451102406385 |
10 | 143389931423 |
11 | 558a1972862 |
12 | 23958bb847b |
13 | 106a1ca0c8b |
14 | 6d23937cab |
15 | 3ae363a918 |
hex | 2162b4b79f |
143389931423 has 8 divisors (see below), whose sum is σ = 144162252000. Its totient is φ = 142618952448.
The previous prime is 143389931413. The next prime is 143389931431. The reversal of 143389931423 is 324139983341.
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 143389931423 - 222 = 143385737119 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143389931413) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120698 + ... + 548951.
It is an arithmetic number, because the mean of its divisors is an integer number (18020281500).
Almost surely, 2143389931423 is an apocalyptic number.
143389931423 is a deficient number, since it is larger than the sum of its proper divisors (772320577).
143389931423 is an equidigital number, since it uses as much as digits as its factorization.
143389931423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 670801.
The product of its digits is 1679616, while the sum is 50.
The spelling of 143389931423 in words is "one hundred forty-three billion, three hundred eighty-nine million, nine hundred thirty-one thousand, four hundred twenty-three".
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