Base | Representation |
---|---|
bin | 101000110100011010010… |
… | …011110000001011110101 |
3 | 100221011100002220201111020 |
4 | 220310122103300023311 |
5 | 331424223041430010 |
6 | 5544342520131353 |
7 | 406441610231634 |
oct | 50643223601365 |
9 | 10834302821436 |
10 | 2805055030005 |
11 | 991687489428 |
12 | 39377b306b59 |
13 | 174691899357 |
14 | 99aa031d51b |
15 | 4ce74e96470 |
hex | 28d1a4f02f5 |
2805055030005 has 32 divisors (see below), whose sum is σ = 4638803226624. Its totient is φ = 1446557956416.
The previous prime is 2805055029961. The next prime is 2805055030007. The reversal of 2805055030005 is 5000305505082.
It is not a de Polignac number, because 2805055030005 - 212 = 2805055025909 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2805055030007) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23910169 + ... + 24027198.
It is an arithmetic number, because the mean of its divisors is an integer number (144962600832).
Almost surely, 22805055030005 is an apocalyptic number.
It is an amenable number.
2805055030005 is a deficient number, since it is larger than the sum of its proper divisors (1833748196619).
2805055030005 is a wasteful number, since it uses less digits than its factorization.
2805055030005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47937505.
The product of its (nonzero) digits is 30000, while the sum is 33.
The spelling of 2805055030005 in words is "two trillion, eight hundred five billion, fifty-five million, thirty thousand, five".
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