Base | Representation |
---|---|
bin | 101000101010010101… |
… | …1110101110101111001 |
3 | 22100101111012221110001 |
4 | 1101110223311311321 |
5 | 2412312422443133 |
6 | 104040405153001 |
7 | 6210605546206 |
oct | 1212453656571 |
9 | 270344187401 |
10 | 87320124793 |
11 | 34039a301a0 |
12 | 14b0b3bb761 |
13 | 83078639c5 |
14 | 4325026cad |
15 | 2410e6e87d |
hex | 1454af5d79 |
87320124793 has 16 divisors (see below), whose sum is σ = 100875153600. Its totient is φ = 74702476800.
The previous prime is 87320124757. The next prime is 87320124839. The reversal of 87320124793 is 39742102378.
It is a cyclic number.
It is not a de Polignac number, because 87320124793 - 213 = 87320116601 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87320124743) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1611658 + ... + 1664956.
It is an arithmetic number, because the mean of its divisors is an integer number (6304697100).
Almost surely, 287320124793 is an apocalyptic number.
It is an amenable number.
87320124793 is a deficient number, since it is larger than the sum of its proper divisors (13555028807).
87320124793 is a wasteful number, since it uses less digits than its factorization.
87320124793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62088.
The product of its (nonzero) digits is 508032, while the sum is 46.
The spelling of 87320124793 in words is "eighty-seven billion, three hundred twenty million, one hundred twenty-four thousand, seven hundred ninety-three".
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