Base | Representation |
---|---|
bin | 11010010010111001010011 |
3 | 110222012121110 |
4 | 122102321103 |
5 | 3231040024 |
6 | 403424403 |
7 | 112406421 |
oct | 32227123 |
9 | 13865543 |
10 | 6893139 |
11 | 3988a10 |
12 | 2385103 |
13 | 15746a6 |
14 | cb6111 |
15 | 912629 |
hex | 692e53 |
6893139 has 16 divisors (see below), whose sum is σ = 10143360. Its totient is φ = 4128960.
The previous prime is 6893119. The next prime is 6893167. The reversal of 6893139 is 9313986.
It is not a de Polignac number, because 6893139 - 27 = 6893011 is a prime.
It is a nialpdrome in base 14.
It is a junction number, because it is equal to n+sod(n) for n = 6893097 and 6893106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6893119) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1764 + ... + 4110.
It is an arithmetic number, because the mean of its divisors is an integer number (633960).
Almost surely, 26893139 is an apocalyptic number.
6893139 is a deficient number, since it is larger than the sum of its proper divisors (3250221).
6893139 is a wasteful number, since it uses less digits than its factorization.
6893139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2450.
The product of its digits is 34992, while the sum is 39.
The square root of 6893139 is about 2625.4788134738. The cubic root of 6893139 is about 190.3147046776.
It can be divided in two parts, 689 and 3139, that added together give a triangular number (3828 = T87).
The spelling of 6893139 in words is "six million, eight hundred ninety-three thousand, one hundred thirty-nine".
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