Base | Representation |
---|---|
bin | 1010011010101… |
… | …10000010001001 |
3 | 20002102120120220 |
4 | 11031112002021 |
5 | 134332243301 |
6 | 12400540253 |
7 | 2110516302 |
oct | 515260211 |
9 | 202376526 |
10 | 87384201 |
11 | 45365053 |
12 | 25321689 |
13 | 15147438 |
14 | b8697a9 |
15 | 7a11936 |
hex | 5356089 |
87384201 has 8 divisors (see below), whose sum is σ = 116561760. Its totient is φ = 58231392.
The previous prime is 87384197. The next prime is 87384223. The reversal of 87384201 is 10248378.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 87384201 - 22 = 87384197 is a prime.
It is not an unprimeable number, because it can be changed into a prime (87384701) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4885 + ... + 14093.
It is an arithmetic number, because the mean of its divisors is an integer number (14570220).
Almost surely, 287384201 is an apocalyptic number.
It is an amenable number.
87384201 is a deficient number, since it is larger than the sum of its proper divisors (29177559).
87384201 is a wasteful number, since it uses less digits than its factorization.
87384201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12375.
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 87384201 is about 9347.9517007738. The cubic root of 87384201 is about 443.7560698502.
The spelling of 87384201 in words is "eighty-seven million, three hundred eighty-four thousand, two hundred one".
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