Base | Representation |
---|---|
bin | 1011110011111… |
… | …1000000010011 |
3 | 10110012221200000 |
4 | 2330333000103 |
5 | 100140304024 |
6 | 4525501043 |
7 | 1141043544 |
oct | 274770023 |
9 | 113187600 |
10 | 49541139 |
11 | 25a67a9a |
12 | 14711783 |
13 | a3575ab |
14 | 68184cb |
15 | 4538cc9 |
hex | 2f3f013 |
49541139 has 12 divisors (see below), whose sum is σ = 74210136. Its totient is φ = 33027264.
The previous prime is 49541099. The next prime is 49541147. The reversal of 49541139 is 93114594.
It is a happy number.
It is not a de Polignac number, because 49541139 - 29 = 49540627 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49541339) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101694 + ... + 102179.
It is an arithmetic number, because the mean of its divisors is an integer number (6184178).
Almost surely, 249541139 is an apocalyptic number.
49541139 is a deficient number, since it is larger than the sum of its proper divisors (24668997).
49541139 is an equidigital number, since it uses as much as digits as its factorization.
49541139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203888 (or 203876 counting only the distinct ones).
The product of its digits is 19440, while the sum is 36.
The square root of 49541139 is about 7038.5466539620. The cubic root of 49541139 is about 367.2727124365.
The spelling of 49541139 in words is "forty-nine million, five hundred forty-one thousand, one hundred thirty-nine".
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