Base | Representation |
---|---|
bin | 111011001100110010… |
… | …1010000001100001001 |
3 | 110011010221220021212201 |
4 | 1312121211100030021 |
5 | 4040330431400043 |
6 | 134223020440201 |
7 | 12120263246260 |
oct | 1663145201411 |
9 | 404127807781 |
10 | 127130731273 |
11 | 49a08a90067 |
12 | 2077b9a9061 |
13 | bcb06038a0 |
14 | 62203b35d7 |
15 | 3490ee4c4d |
hex | 1d99950309 |
127130731273 has 8 divisors (see below), whose sum is σ = 156468592448. Its totient is φ = 100586952144.
The previous prime is 127130731243. The next prime is 127130731283. The reversal of 127130731273 is 372137031721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 127130731273 - 29 = 127130730761 is a prime.
It is not an unprimeable number, because it can be changed into a prime (127130731213) 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, 698520411 + ... + 698520592.
It is an arithmetic number, because the mean of its divisors is an integer number (19558574056).
Almost surely, 2127130731273 is an apocalyptic number.
127130731273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
127130731273 is a deficient number, since it is larger than the sum of its proper divisors (29337861175).
127130731273 is a wasteful number, since it uses less digits than its factorization.
127130731273 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1397041023.
The product of its (nonzero) digits is 37044, while the sum is 37.
Adding to 127130731273 its reverse (372137031721), we get a palindrome (499267762994).
The spelling of 127130731273 in words is "one hundred twenty-seven billion, one hundred thirty million, seven hundred thirty-one thousand, two hundred seventy-three".
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