Base | Representation |
---|---|
bin | 101101110101011101… |
… | …010001110000100101 |
3 | 11201000220011201020111 |
4 | 231311131101300211 |
5 | 1301243100440240 |
6 | 34335325333021 |
7 | 3361412501155 |
oct | 556535216045 |
9 | 151026151214 |
10 | 49215249445 |
11 | 199657a837a |
12 | 9656107171 |
13 | 48442c8b9b |
14 | 254c414765 |
15 | 1430a311ea |
hex | b75751c25 |
49215249445 has 8 divisors (see below), whose sum is σ = 59068773144. Its totient is φ = 39365217024.
The previous prime is 49215249431. The next prime is 49215249487. The reversal of 49215249445 is 54494251294.
It can be written as a sum of positive squares in 4 ways, for example, as 399440196 + 48815809249 = 19986^2 + 220943^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 49215249445 - 213 = 49215241253 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841704 + ... + 898273.
It is an arithmetic number, because the mean of its divisors is an integer number (7383596643).
Almost surely, 249215249445 is an apocalyptic number.
It is an amenable number.
49215249445 is a deficient number, since it is larger than the sum of its proper divisors (9853523699).
49215249445 is a wasteful number, since it uses less digits than its factorization.
49215249445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1745639.
The product of its digits is 2073600, while the sum is 49.
The spelling of 49215249445 in words is "forty-nine billion, two hundred fifteen million, two hundred forty-nine thousand, four hundred forty-five".
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