Base | Representation |
---|---|
bin | 1001001101110100… |
… | …10110100001011001 |
3 | 110202211011012000200 |
4 | 10212322112201121 |
5 | 40113114014410 |
6 | 2134544252413 |
7 | 233416406235 |
oct | 44672264131 |
9 | 13684135020 |
10 | 4947798105 |
11 | 21099a2a48 |
12 | b61011109 |
13 | 60b0b21b3 |
14 | 34d1935c5 |
15 | 1de5943c0 |
hex | 126e96859 |
4947798105 has 24 divisors (see below), whose sum is σ = 8613009288. Its totient is φ = 2627494656.
The previous prime is 4947798071. The next prime is 4947798109. The reversal of 4947798105 is 5018977494.
4947798105 is a `hidden beast` number, since 494 + 7 + 79 + 81 + 0 + 5 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 49617936 + 4898180169 = 7044^2 + 69987^2 .
It is not a de Polignac number, because 4947798105 - 215 = 4947765337 is a prime.
It is not an unprimeable number, because it can be changed into a prime (4947798109) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 225462 + ... + 246431.
It is an arithmetic number, because the mean of its divisors is an integer number (358875387).
Almost surely, 24947798105 is an apocalyptic number.
4947798105 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
4947798105 is a deficient number, since it is larger than the sum of its proper divisors (3665211183).
4947798105 is a wasteful number, since it uses less digits than its factorization.
4947798105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 472137 (or 472134 counting only the distinct ones).
The product of its (nonzero) digits is 2540160, while the sum is 54.
The square root of 4947798105 is about 70340.5864704013. The cubic root of 4947798105 is about 1704.0041833941.
The spelling of 4947798105 in words is "four billion, nine hundred forty-seven million, seven hundred ninety-eight thousand, one hundred five".
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