Base | Representation |
---|---|
bin | 1011010100010011000… |
… | …0001001100001101001 |
3 | 200120211221200222222201 |
4 | 2311010300021201221 |
5 | 11141141303012222 |
6 | 225152445220201 |
7 | 20022040145221 |
oct | 2650460114151 |
9 | 616757628881 |
10 | 194427000937 |
11 | 75501a78554 |
12 | 31821261661 |
13 | 154468598b0 |
14 | 95a5ca5081 |
15 | 50ce085427 |
hex | 2d44c09869 |
194427000937 has 8 divisors (see below), whose sum is σ = 210716575496. Its totient is φ = 178327948032.
The previous prime is 194427000791. The next prime is 194427000961. The reversal of 194427000937 is 739000724491.
It is the 180013-rd star number.
It can be written as a sum of positive squares in 4 ways, for example, as 1863130896 + 192563870041 = 43164^2 + 438821^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 194427000937 - 231 = 192279517289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (194427000967) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47628288 + ... + 47632369.
It is an arithmetic number, because the mean of its divisors is an integer number (26339571937).
Almost surely, 2194427000937 is an apocalyptic number.
It is an amenable number.
194427000937 is a deficient number, since it is larger than the sum of its proper divisors (16289574559).
194427000937 is a wasteful number, since it uses less digits than its factorization.
194427000937 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95260827.
The product of its (nonzero) digits is 381024, while the sum is 46.
The spelling of 194427000937 in words is "one hundred ninety-four billion, four hundred twenty-seven million, nine hundred thirty-seven", and thus it is an aban number.
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