Base | Representation |
---|---|
bin | 101000101100010000… |
… | …0000000010001001000 |
3 | 22100112221122202221200 |
4 | 1101120200000101020 |
5 | 2412430314140012 |
6 | 104051013104200 |
7 | 6212313566151 |
oct | 1213040002110 |
9 | 270487582850 |
10 | 87384130632 |
11 | 34072077787 |
12 | 14b28928060 |
13 | 8317bb4096 |
14 | 432d728928 |
15 | 24168b43dc |
hex | 1458800448 |
87384130632 has 48 divisors (see below), whose sum is σ = 237426396480. Its totient is φ = 29034376800.
The previous prime is 87384130601. The next prime is 87384130637. The reversal of 87384130632 is 23603148378.
87384130632 is a `hidden beast` number, since 8 + 7 + 3 + 8 + 4 + 1 + 3 + 0 + 632 = 666.
It is not an unprimeable number, because it can be changed into a prime (87384130637) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1928844 + ... + 1973627.
It is an arithmetic number, because the mean of its divisors is an integer number (4946383260).
Almost surely, 287384130632 is an apocalyptic number.
It is an amenable number.
87384130632 is an abundant number, since it is smaller than the sum of its proper divisors (150042265848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87384130632 is a wasteful number, since it uses less digits than its factorization.
87384130632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3902794 (or 3902787 counting only the distinct ones).
The product of its (nonzero) digits is 580608, while the sum is 45.
The spelling of 87384130632 in words is "eighty-seven billion, three hundred eighty-four million, one hundred thirty thousand, six hundred thirty-two".
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