Base | Representation |
---|---|
bin | 1011111000011… |
… | …0000011001011 |
3 | 10110202201211210 |
4 | 2332012003023 |
5 | 100224112024 |
6 | 4540024203 |
7 | 1143365130 |
oct | 276060313 |
9 | 113681753 |
10 | 49832139 |
11 | 26146695 |
12 | 14832063 |
13 | a429b96 |
14 | 6892587 |
15 | 4595129 |
hex | 2f860cb |
49832139 has 8 divisors (see below), whose sum is σ = 75934720. Its totient is φ = 28475496.
The previous prime is 49832119. The next prime is 49832143. The reversal of 49832139 is 93123894.
49832139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 49832139 - 212 = 49828043 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 49832097 and 49832106.
It is not an unprimeable number, because it can be changed into a prime (49832119) 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 7 ways as a sum of consecutive naturals, for example, 1186459 + ... + 1186500.
It is an arithmetic number, because the mean of its divisors is an integer number (9491840).
Almost surely, 249832139 is an apocalyptic number.
49832139 is a deficient number, since it is larger than the sum of its proper divisors (26102581).
49832139 is a wasteful number, since it uses less digits than its factorization.
49832139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2372969.
The product of its digits is 46656, while the sum is 39.
The square root of 49832139 is about 7059.1882677826. The cubic root of 49832139 is about 367.9904175002.
The spelling of 49832139 in words is "forty-nine million, eight hundred thirty-two thousand, one hundred thirty-nine".
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