Base | Representation |
---|---|
bin | 11110101101001111101001 |
3 | 120010222000212 |
4 | 132231033221 |
5 | 4030042031 |
6 | 444310505 |
7 | 125264225 |
oct | 36551751 |
9 | 16128025 |
10 | 8049641 |
11 | 45a88a6 |
12 | 2842435 |
13 | 188ac02 |
14 | 10d7785 |
15 | a9012b |
hex | 7ad3e9 |
8049641 has 8 divisors (see below), whose sum is σ = 8177664. Its totient is φ = 7922880.
The previous prime is 8049611. The next prime is 8049703. The reversal of 8049641 is 1469408.
8049641 = 492 + 502 + ... + 2892.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8049641 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 8049598 and 8049607.
It is not an unprimeable number, because it can be changed into a prime (8049611) 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, 30476 + ... + 30738.
It is an arithmetic number, because the mean of its divisors is an integer number (1022208).
Almost surely, 28049641 is an apocalyptic number.
It is an amenable number.
8049641 is a deficient number, since it is larger than the sum of its proper divisors (128023).
8049641 is a wasteful number, since it uses less digits than its factorization.
8049641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 631.
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 8049641 is about 2837.1889256798. The cubic root of 8049641 is about 200.4128223024.
The spelling of 8049641 in words is "eight million, forty-nine thousand, six hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •