Base | Representation |
---|---|
bin | 10110100100111010010000… |
… | …00100010000011100010001 |
3 | 20111210011220101201020000112 |
4 | 23102131020010100130101 |
5 | 23001403003412044222 |
6 | 253331221244531105 |
7 | 13312600254404345 |
oct | 1322351004203421 |
9 | 214704811636015 |
10 | 49646736049937 |
11 | 14901076237854 |
12 | 5699a53550a95 |
13 | 2191889884c70 |
14 | c38cb44a1625 |
15 | 5b165b2c9be2 |
hex | 2d2748110711 |
49646736049937 has 16 divisors (see below), whose sum is σ = 53567655975120. Its totient is φ = 45740461059072.
The previous prime is 49646736049879. The next prime is 49646736049987. The reversal of 49646736049937 is 73994063764694.
It is a Cunningham number, because it is equal to 70460442+1.
It can be written as a sum of positive squares in 8 ways, for example, as 13134216781456 + 36512519268481 = 3624116^2 + 6042559^2 .
It is not a de Polignac number, because 49646736049937 - 234 = 49629556180753 is a prime.
It is a super-2 number, since 2×496467360499372 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49646736049987) 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 15 ways as a sum of consecutive naturals, for example, 12823739 + ... + 16240127.
It is an arithmetic number, because the mean of its divisors is an integer number (3347978498445).
Almost surely, 249646736049937 is an apocalyptic number.
It is an amenable number.
49646736049937 is a deficient number, since it is larger than the sum of its proper divisors (3920919925183).
49646736049937 is a wasteful number, since it uses less digits than its factorization.
49646736049937 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3418532.
The product of its (nonzero) digits is 4444263936, while the sum is 77.
The spelling of 49646736049937 in words is "forty-nine trillion, six hundred forty-six billion, seven hundred thirty-six million, forty-nine thousand, nine hundred thirty-seven".
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