Base | Representation |
---|---|
bin | 11110101010100000010111 |
3 | 120010101122101 |
4 | 132222200113 |
5 | 4024212143 |
6 | 444142531 |
7 | 125216431 |
oct | 36524027 |
9 | 16111571 |
10 | 8038423 |
11 | 45a0428 |
12 | 2837a47 |
13 | 1885a83 |
14 | 10d3651 |
15 | a8bb4d |
hex | 7aa817 |
8038423 has 8 divisors (see below), whose sum is σ = 8395200. Its totient is φ = 7687008.
The previous prime is 8038409. The next prime is 8038441. The reversal of 8038423 is 3248308.
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 8038423 - 217 = 7907351 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8038391 and 8038400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8038453) 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, 1890 + ... + 4432.
It is an arithmetic number, because the mean of its divisors is an integer number (1049400).
Almost surely, 28038423 is an apocalyptic number.
8038423 is a deficient number, since it is larger than the sum of its proper divisors (356777).
8038423 is a wasteful number, since it uses less digits than its factorization.
8038423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2681.
The product of its (nonzero) digits is 4608, while the sum is 28.
The square root of 8038423 is about 2835.2112796051. The cubic root of 8038423 is about 200.3196804166.
It can be divided in two parts, 80 and 38423, that added together give a triangular number (38503 = T277).
The spelling of 8038423 in words is "eight million, thirty-eight thousand, four hundred twenty-three".
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