Base | Representation |
---|---|
bin | 101000100001000000… |
… | …0111011000110101011 |
3 | 22022120122210200020002 |
4 | 1101002000323012223 |
5 | 2411142230244032 |
6 | 103545335253215 |
7 | 6200053212422 |
oct | 1210200730653 |
9 | 268518720202 |
10 | 87006884267 |
11 | 33999132a26 |
12 | 14a4251a20b |
13 | 82879ab394 |
14 | 42d55a82b9 |
15 | 23e36e7862 |
hex | 144203b1ab |
87006884267 has 4 divisors (see below), whose sum is σ = 87448543776. Its totient is φ = 86565224760.
The previous prime is 87006884233. The next prime is 87006884311. The reversal of 87006884267 is 76248860078.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 87006884267 - 28 = 87006884011 is a prime.
It is a super-2 number, since 2×870068842672 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87006881267) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220829459 + ... + 220829852.
It is an arithmetic number, because the mean of its divisors is an integer number (21862135944).
Almost surely, 287006884267 is an apocalyptic number.
87006884267 is a deficient number, since it is larger than the sum of its proper divisors (441659509).
87006884267 is a wasteful number, since it uses less digits than its factorization.
87006884267 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441659508.
The product of its (nonzero) digits is 7225344, while the sum is 56.
The spelling of 87006884267 in words is "eighty-seven billion, six million, eight hundred eighty-four thousand, two hundred sixty-seven".
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