Base | Representation |
---|---|
bin | 101000000000011000100… |
… | …111010100000000011111 |
3 | 100201211010220211012101001 |
4 | 220000120213110000133 |
5 | 330020321124400231 |
6 | 5502543354131131 |
7 | 402423353446300 |
oct | 50003047240037 |
9 | 10654126735331 |
10 | 2749192028191 |
11 | 96aa20257334 |
12 | 38498aa20aa7 |
13 | 16c32b2597ab |
14 | 970c10827a7 |
15 | 4b7a5a2ab61 |
hex | 280189d401f |
2749192028191 has 12 divisors (see below), whose sum is σ = 3198111562800. Its totient is φ = 2356397363040.
The previous prime is 2749192028183. The next prime is 2749192028207. The reversal of 2749192028191 is 1918202919472.
It is not a de Polignac number, because 2749192028191 - 23 = 2749192028183 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2749192028131) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1656531 + ... + 2870971.
It is an arithmetic number, because the mean of its divisors is an integer number (266509296900).
Almost surely, 22749192028191 is an apocalyptic number.
2749192028191 is a deficient number, since it is larger than the sum of its proper divisors (448919534609).
2749192028191 is a wasteful number, since it uses less digits than its factorization.
2749192028191 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1260654 (or 1260647 counting only the distinct ones).
The product of its (nonzero) digits is 1306368, while the sum is 55.
The spelling of 2749192028191 in words is "two trillion, seven hundred forty-nine billion, one hundred ninety-two million, twenty-eight thousand, one hundred ninety-one".
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