Base | Representation |
---|---|
bin | 101010001101111111111 |
3 | 2121021200220 |
4 | 11101233333 |
5 | 323232143 |
6 | 45352423 |
7 | 14521206 |
oct | 5215777 |
9 | 2537626 |
10 | 1383423 |
11 | 865428 |
12 | 568713 |
13 | 3958c2 |
14 | 28023d |
15 | 1c4d83 |
hex | 151bff |
1383423 has 8 divisors (see below), whose sum is σ = 1870128. Its totient is φ = 909504.
The previous prime is 1383401. The next prime is 1383433. The reversal of 1383423 is 3243831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1383423 - 25 = 1383391 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1383393 and 1383402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1383433) 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, 2940 + ... + 3377.
It is an arithmetic number, because the mean of its divisors is an integer number (233766).
21383423 is an apocalyptic number.
1383423 is a deficient number, since it is larger than the sum of its proper divisors (486705).
1383423 is an equidigital number, since it uses as much as digits as its factorization.
1383423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6393.
The product of its digits is 1728, while the sum is 24.
The square root of 1383423 is about 1176.1900356660. The cubic root of 1383423 is about 111.4256040818.
It can be divided in two parts, 13 and 83423, that added together give a triangular number (83436 = T408).
The spelling of 1383423 in words is "one million, three hundred eighty-three thousand, four hundred twenty-three".
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