Base | Representation |
---|---|
bin | 1011101100011… |
… | …1010101111011 |
3 | 10102022001022211 |
4 | 2323013111323 |
5 | 100024113003 |
6 | 4511155551 |
7 | 1133632561 |
oct | 273072573 |
9 | 112261284 |
10 | 49051003 |
11 | 25762821 |
12 | 14515bb7 |
13 | a215481 |
14 | 672ba31 |
15 | 448d96d |
hex | 2ec757b |
49051003 has 4 divisors (see below), whose sum is σ = 50191768. Its totient is φ = 47910240.
The previous prime is 49050997. The next prime is 49051043. The reversal of 49051003 is 30015094.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30015094 = 2 ⋅15007547.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-49051003 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49051043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570318 + ... + 570403.
It is an arithmetic number, because the mean of its divisors is an integer number (12547942).
Almost surely, 249051003 is an apocalyptic number.
49051003 is a gapful number since it is divisible by the number (43) formed by its first and last digit.
49051003 is a deficient number, since it is larger than the sum of its proper divisors (1140765).
49051003 is a wasteful number, since it uses less digits than its factorization.
49051003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1140764.
The product of its (nonzero) digits is 540, while the sum is 22.
The square root of 49051003 is about 7003.6421239238. The cubic root of 49051003 is about 366.0574899490.
Adding to 49051003 its reverse (30015094), we get a palindrome (79066097).
The spelling of 49051003 in words is "forty-nine million, fifty-one thousand, three".
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