Base | Representation |
---|---|
bin | 10000101010110101011… |
… | …110111000001110011111 |
3 | 11001111202021202201022122 |
4 | 100222311132320032133 |
5 | 122231444023241310 |
6 | 2234123242333155 |
7 | 145521464644544 |
oct | 20526536701637 |
9 | 4044667681278 |
10 | 1145506071455 |
11 | 401896350009 |
12 | 16600b7ba1bb |
13 | 840367b8b85 |
14 | 3d62b02cbcb |
15 | 1ebe5a56555 |
hex | 10ab57b839f |
1145506071455 has 8 divisors (see below), whose sum is σ = 1374703357104. Its totient is φ = 916340809600.
The previous prime is 1145506071421. The next prime is 1145506071481. The reversal of 1145506071455 is 5541706055411.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1145506071455 - 224 = 1145489294239 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7927181 + ... + 8070390.
It is an arithmetic number, because the mean of its divisors is an integer number (171837919638).
Almost surely, 21145506071455 is an apocalyptic number.
1145506071455 is a deficient number, since it is larger than the sum of its proper divisors (229197285649).
1145506071455 is a wasteful number, since it uses less digits than its factorization.
1145506071455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16011897.
The product of its (nonzero) digits is 420000, while the sum is 44.
The spelling of 1145506071455 in words is "one trillion, one hundred forty-five billion, five hundred six million, seventy-one thousand, four hundred fifty-five".
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