Base | Representation |
---|---|
bin | 100010010101101100… |
… | …1001000011010110101 |
3 | 21001100020102201102221 |
4 | 1010223121020122311 |
5 | 2202011031434110 |
6 | 53513220402341 |
7 | 5220256334416 |
oct | 1045331103265 |
9 | 231306381387 |
10 | 73742452405 |
11 | 29301767a46 |
12 | 123602463b1 |
13 | 6c528b312b |
14 | 37d7a8780d |
15 | 1db8e607da |
hex | 112b6486b5 |
73742452405 has 8 divisors (see below), whose sum is σ = 88619009184. Its totient is φ = 58908584400.
The previous prime is 73742452387. The next prime is 73742452417. The reversal of 73742452405 is 50425424737.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 73742452405 - 25 = 73742452373 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 (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10668391 + ... + 10675300.
It is an arithmetic number, because the mean of its divisors is an integer number (11077376148).
Almost surely, 273742452405 is an apocalyptic number.
It is an amenable number.
73742452405 is a deficient number, since it is larger than the sum of its proper divisors (14876556779).
73742452405 is a wasteful number, since it uses less digits than its factorization.
73742452405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21344387.
The product of its (nonzero) digits is 940800, while the sum is 43.
The spelling of 73742452405 in words is "seventy-three billion, seven hundred forty-two million, four hundred fifty-two thousand, four hundred five".
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