Base | Representation |
---|---|
bin | 1000000011011111… |
… | …0100010000101110 |
3 | 12120200101212001200 |
4 | 2000313310100232 |
5 | 13412000200010 |
6 | 554313350330 |
7 | 104402452053 |
oct | 20067642056 |
9 | 5520355050 |
10 | 2162115630 |
11 | a0a504524 |
12 | 5041083a6 |
13 | 285c28a7c |
14 | 16721902a |
15 | c9c36cc0 |
hex | 80df442e |
2162115630 has 24 divisors (see below), whose sum is σ = 5621500872. Its totient is φ = 576564144.
The previous prime is 2162115617. The next prime is 2162115647. The reversal of 2162115630 is 365112612.
2162115630 is a `hidden beast` number, since 2 + 1 + 6 + 21 + 1 + 5 + 630 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 2162115594 and 2162115603.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12011664 + ... + 12011843.
It is an arithmetic number, because the mean of its divisors is an integer number (234229203).
Almost surely, 22162115630 is an apocalyptic number.
2162115630 is an abundant number, since it is smaller than the sum of its proper divisors (3459385242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2162115630 is a wasteful number, since it uses less digits than its factorization.
2162115630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24023520 (or 24023517 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 2162115630 is about 46498.5551388428. Note that the first 3 decimals coincide. The cubic root of 2162115630 is about 1293.0827121074.
It can be divided in two parts, 216211 and 5630, that added together give a square (221841 = 4712).
The spelling of 2162115630 in words is "two billion, one hundred sixty-two million, one hundred fifteen thousand, six hundred thirty".
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