Base | Representation |
---|---|
bin | 100010101011111101… |
… | …0000100110010000110 |
3 | 21010021021201210012210 |
4 | 1011113322010302012 |
5 | 2210023224121031 |
6 | 54115255524250 |
7 | 5244625324230 |
oct | 1052772046206 |
9 | 233237653183 |
10 | 74489285766 |
11 | 296552949a5 |
12 | 1252a389686 |
13 | 704153c46c |
14 | 3868d33250 |
15 | 1e0e7d4746 |
hex | 1157e84c86 |
74489285766 has 64 divisors (see below), whose sum is σ = 179069792256. Its totient is φ = 20207491200.
The previous prime is 74489285687. The next prime is 74489285789. The reversal of 74489285766 is 66758298447.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 74489285697 and 74489285706.
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 31 ways as a sum of consecutive naturals, for example, 470725 + ... + 608736.
It is an arithmetic number, because the mean of its divisors is an integer number (2797965504).
Almost surely, 274489285766 is an apocalyptic number.
74489285766 is an abundant number, since it is smaller than the sum of its proper divisors (104580506490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74489285766 is a wasteful number, since it uses less digits than its factorization.
74489285766 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1079557.
The product of its digits is 162570240, while the sum is 66.
The spelling of 74489285766 in words is "seventy-four billion, four hundred eighty-nine million, two hundred eighty-five thousand, seven hundred sixty-six".
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