Base | Representation |
---|---|
bin | 10010101101110010011011 |
3 | 100020020221212 |
4 | 102231302123 |
5 | 2223444024 |
6 | 253053335 |
7 | 56462420 |
oct | 22556233 |
9 | 10206855 |
10 | 4906139 |
11 | 2851067 |
12 | 178724b |
13 | 102a154 |
14 | 919d47 |
15 | 66da0e |
hex | 4adc9b |
4906139 has 4 divisors (see below), whose sum is σ = 5607024. Its totient is φ = 4205256.
The previous prime is 4906129. The next prime is 4906147. The reversal of 4906139 is 9316094.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9316094 = 2 ⋅4658047.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4906139 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 (4906129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350432 + ... + 350445.
It is an arithmetic number, because the mean of its divisors is an integer number (1401756).
Almost surely, 24906139 is an apocalyptic number.
4906139 is a deficient number, since it is larger than the sum of its proper divisors (700885).
4906139 is an equidigital number, since it uses as much as digits as its factorization.
4906139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 700884.
The product of its (nonzero) digits is 5832, while the sum is 32.
The square root of 4906139 is about 2214.9805868224. The cubic root of 4906139 is about 169.9208281860.
The spelling of 4906139 in words is "four million, nine hundred six thousand, one hundred thirty-nine".
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