Base | Representation |
---|---|
bin | 1000000101010010… |
… | …1101000000001010 |
3 | 12121012122120111120 |
4 | 2001110231000022 |
5 | 13420420004244 |
6 | 555143540110 |
7 | 104524021131 |
oct | 20124550012 |
9 | 5535576446 |
10 | 2169688074 |
11 | a13806844 |
12 | 50675a636 |
13 | 28767a6c8 |
14 | 16822a918 |
15 | ca730819 |
hex | 8152d00a |
2169688074 has 32 divisors (see below), whose sum is σ = 4402947840. Its totient is φ = 712670400.
The previous prime is 2169688069. The next prime is 2169688097. The reversal of 2169688074 is 4708869612.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252204 + ... + 260664.
It is an arithmetic number, because the mean of its divisors is an integer number (137592120).
Almost surely, 22169688074 is an apocalyptic number.
2169688074 is an abundant number, since it is smaller than the sum of its proper divisors (2233259766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2169688074 is a wasteful number, since it uses less digits than its factorization.
2169688074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9086.
The product of its (nonzero) digits is 1161216, while the sum is 51.
The square root of 2169688074 is about 46579.9106267927. The cubic root of 2169688074 is about 1294.5905542582.
The spelling of 2169688074 in words is "two billion, one hundred sixty-nine million, six hundred eighty-eight thousand, seventy-four".
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