Base | Representation |
---|---|
bin | 1010011100011… |
… | …10000011101001 |
3 | 20002212020100212 |
4 | 11032032003221 |
5 | 134412114143 |
6 | 12405510505 |
7 | 2112463310 |
oct | 516160351 |
9 | 202766325 |
10 | 87613673 |
11 | 455014a4 |
12 | 25412435 |
13 | 151c7a14 |
14 | b8c9277 |
15 | 7a59918 |
hex | 538e0e9 |
87613673 has 8 divisors (see below), whose sum is σ = 100794240. Its totient is φ = 74599200.
The previous prime is 87613667. The next prime is 87613697. The reversal of 87613673 is 37631678.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 87613673 - 26 = 87613609 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 87613673.
It is not an unprimeable number, because it can be changed into a prime (87613073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40388 + ... + 42501.
It is an arithmetic number, because the mean of its divisors is an integer number (12599280).
Almost surely, 287613673 is an apocalyptic number.
It is an amenable number.
87613673 is a deficient number, since it is larger than the sum of its proper divisors (13180567).
87613673 is a wasteful number, since it uses less digits than its factorization.
87613673 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83047.
The product of its digits is 127008, while the sum is 41.
The square root of 87613673 is about 9360.2175722576. The cubic root of 87613673 is about 444.1441666543.
The spelling of 87613673 in words is "eighty-seven million, six hundred thirteen thousand, six hundred seventy-three".
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