Base | Representation |
---|---|
bin | 1011110011111… |
… | …1110100000001 |
3 | 10110020010012121 |
4 | 2330333310001 |
5 | 100140410244 |
6 | 4525524241 |
7 | 1141056313 |
oct | 274776401 |
9 | 113203177 |
10 | 49544449 |
11 | 25a6a529 |
12 | 14713681 |
13 | a358c56 |
14 | 68197b3 |
15 | 4539c84 |
hex | 2f3fd01 |
49544449 has 4 divisors (see below), whose sum is σ = 49583664. Its totient is φ = 49505236.
The previous prime is 49544447. The next prime is 49544489. The reversal of 49544449 is 94444594.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94444594 = 2 ⋅47222297.
It is a cyclic number.
It is not a de Polignac number, because 49544449 - 21 = 49544447 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49544447) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17647 + ... + 20260.
It is an arithmetic number, because the mean of its divisors is an integer number (12395916).
Almost surely, 249544449 is an apocalyptic number.
It is an amenable number.
49544449 is a deficient number, since it is larger than the sum of its proper divisors (39215).
49544449 is a wasteful number, since it uses less digits than its factorization.
49544449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39214.
The product of its digits is 414720, while the sum is 43.
The square root of 49544449 is about 7038.7817838032. The cubic root of 49544449 is about 367.2808918044.
It can be divided in two parts, 495 and 44449, that added together give a palindrome (44944).
The spelling of 49544449 in words is "forty-nine million, five hundred forty-four thousand, four hundred forty-nine".
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