Base | Representation |
---|---|
bin | 11110101010111110011101 |
3 | 120010111021201 |
4 | 132222332131 |
5 | 4024242344 |
6 | 444155501 |
7 | 125225152 |
oct | 36527635 |
9 | 16114251 |
10 | 8040349 |
11 | 45a1919 |
12 | 2838b91 |
13 | 1886905 |
14 | 10d4229 |
15 | a8c4d4 |
hex | 7aaf9d |
8040349 has 8 divisors (see below), whose sum is σ = 8269560. Its totient is φ = 7814400.
The previous prime is 8040341. The next prime is 8040367. The reversal of 8040349 is 9430408.
It can be written as a sum of positive squares in 4 ways, for example, as 99225 + 7941124 = 315^2 + 2818^2 .
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 8040349 - 23 = 8040341 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 (8040341) 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, 4689 + ... + 6169.
It is an arithmetic number, because the mean of its divisors is an integer number (1033695).
Almost surely, 28040349 is an apocalyptic number.
8040349 is a gapful number since it is divisible by the number (89) formed by its first and last digit.
It is an amenable number.
8040349 is a deficient number, since it is larger than the sum of its proper divisors (229211).
8040349 is a wasteful number, since it uses less digits than its factorization.
8040349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1631.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 8040349 is about 2835.5509164887. The cubic root of 8040349 is about 200.3356779530.
The spelling of 8040349 in words is "eight million, forty thousand, three hundred forty-nine".
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