Base | Representation |
---|---|
bin | 100010000111111… |
… | …1010001101110101 |
3 | 2221210120002221100 |
4 | 1010033322031311 |
5 | 4321111140201 |
6 | 305341440313 |
7 | 40242343344 |
oct | 10417721565 |
9 | 2853502840 |
10 | 1145021301 |
11 | 5383754a6 |
12 | 27b570099 |
13 | 1532b4bc8 |
14 | ac0dbb5b |
15 | 6a7ca886 |
hex | 443fa375 |
1145021301 has 48 divisors (see below), whose sum is σ = 1827105280. Its totient is φ = 688176000.
The previous prime is 1145021291. The next prime is 1145021323. The reversal of 1145021301 is 1031205411.
1145021301 is a `hidden beast` number, since 1 + 1 + 450 + 213 + 0 + 1 = 666.
It is not a de Polignac number, because 1145021301 - 26 = 1145021237 is a prime.
It is a super-2 number, since 2×11450213012 = 2622147559487465202, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1145021701) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 321591 + ... + 325131.
Almost surely, 21145021301 is an apocalyptic number.
It is an amenable number.
1145021301 is a deficient number, since it is larger than the sum of its proper divisors (682083979).
1145021301 is a wasteful number, since it uses less digits than its factorization.
1145021301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3658 (or 3655 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
The square root of 1145021301 is about 33838.1633810111. The cubic root of 1145021301 is about 1046.1754440434.
Adding to 1145021301 its reverse (1031205411), we get a palindrome (2176226712).
The spelling of 1145021301 in words is "one billion, one hundred forty-five million, twenty-one thousand, three hundred one".
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