Base | Representation |
---|---|
bin | 101001001100011… |
… | …1001100100010001 |
3 | 10120022222000211100 |
4 | 1102120321210101 |
5 | 10312324241321 |
6 | 345054335013 |
7 | 46153002336 |
oct | 12230714421 |
9 | 3508860740 |
10 | 1382258961 |
11 | 64a281686 |
12 | 326aba469 |
13 | 1904a9615 |
14 | d181498d |
15 | 8153d326 |
hex | 52639911 |
1382258961 has 6 divisors (see below), whose sum is σ = 1996596290. Its totient is φ = 921505968.
The previous prime is 1382258923. The next prime is 1382258981. The reversal of 1382258961 is 1698522831.
1382258961 is a `hidden beast` number, since 1 + 3 + 8 + 2 + 2 + 589 + 61 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1083660561 + 298598400 = 32919^2 + 17280^2 .
It is not a de Polignac number, because 1382258961 - 210 = 1382257937 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1382258981) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76792156 + ... + 76792173.
Almost surely, 21382258961 is an apocalyptic number.
It is an amenable number.
1382258961 is a deficient number, since it is larger than the sum of its proper divisors (614337329).
1382258961 is a wasteful number, since it uses less digits than its factorization.
1382258961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153584335 (or 153584332 counting only the distinct ones).
The product of its digits is 207360, while the sum is 45.
The square root of 1382258961 is about 37178.7434026488. The cubic root of 1382258961 is about 1113.9434342272.
The spelling of 1382258961 in words is "one billion, three hundred eighty-two million, two hundred fifty-eight thousand, nine hundred sixty-one".
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