Base | Representation |
---|---|
bin | 101101111101011000… |
… | …011110101010001011 |
3 | 11201101011100202212020 |
4 | 231331120132222023 |
5 | 1302031120144131 |
6 | 34400435215523 |
7 | 3364615600203 |
oct | 557530365213 |
9 | 151334322766 |
10 | 49348209291 |
11 | 19a23861047 |
12 | 96927475a3 |
13 | 4865a0c954 |
14 | 2561d45403 |
15 | 143c546996 |
hex | b7d61ea8b |
49348209291 has 16 divisors (see below), whose sum is σ = 69598910976. Its totient is φ = 31037345856.
The previous prime is 49348209277. The next prime is 49348209307. The reversal of 49348209291 is 19290284394.
It is not a de Polignac number, because 49348209291 - 234 = 32168340107 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49348209221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4893535 + ... + 4903608.
It is an arithmetic number, because the mean of its divisors is an integer number (4349931936).
Almost surely, 249348209291 is an apocalyptic number.
49348209291 is a deficient number, since it is larger than the sum of its proper divisors (20250701685).
49348209291 is a wasteful number, since it uses less digits than its factorization.
49348209291 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9797242.
The product of its (nonzero) digits is 1119744, while the sum is 51.
The spelling of 49348209291 in words is "forty-nine billion, three hundred forty-eight million, two hundred nine thousand, two hundred ninety-one".
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