Base | Representation |
---|---|
bin | 11101010000001100110… |
… | …11010010010000000101 |
3 | 10120002102020201201101200 |
4 | 32220012123102100011 |
5 | 112432001310210310 |
6 | 2045430031413113 |
7 | 132422030264040 |
oct | 16500633222005 |
9 | 3502366651350 |
10 | 1005130163205 |
11 | 3583008564a3 |
12 | 142974084199 |
13 | 73a2509c27c |
14 | 3691190bc57 |
15 | 1b22bd2e9c0 |
hex | ea066d2405 |
1005130163205 has 24 divisors (see below), whose sum is σ = 1991114990592. Its totient is φ = 459488074464.
The previous prime is 1005130163183. The next prime is 1005130163209. The reversal of 1005130163205 is 5023610315001.
1005130163205 is a `hidden beast` number, since 10 + 0 + 5 + 13 + 0 + 1 + 632 + 0 + 5 = 666.
It is not a de Polignac number, because 1005130163205 - 29 = 1005130162693 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1005130163209) 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, 1595444389 + ... + 1595445018.
It is an arithmetic number, because the mean of its divisors is an integer number (82963124608).
Almost surely, 21005130163205 is an apocalyptic number.
1005130163205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1005130163205 is a deficient number, since it is larger than the sum of its proper divisors (985984827387).
1005130163205 is a wasteful number, since it uses less digits than its factorization.
1005130163205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3190889425 (or 3190889422 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 27.
Adding to 1005130163205 its reverse (5023610315001), we get a palindrome (6028740478206).
The spelling of 1005130163205 in words is "one trillion, five billion, one hundred thirty million, one hundred sixty-three thousand, two hundred five".
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