Base | Representation |
---|---|
bin | 1010011011100… |
… | …10101101101001 |
3 | 20002122112201201 |
4 | 11031302231221 |
5 | 134400023143 |
6 | 12403244201 |
7 | 2111515630 |
oct | 515625551 |
9 | 202575651 |
10 | 87501673 |
11 | 45435336 |
12 | 25379661 |
13 | 15188a4c |
14 | b89a517 |
15 | 7a3664d |
hex | 5372b69 |
87501673 has 8 divisors (see below), whose sum is σ = 100064448. Its totient is φ = 74954544.
The previous prime is 87501647. The next prime is 87501679. The reversal of 87501673 is 37610578.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 87501673 - 25 = 87501641 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87501679) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12915 + ... + 18487.
It is an arithmetic number, because the mean of its divisors is an integer number (12508056).
Almost surely, 287501673 is an apocalyptic number.
It is an amenable number.
87501673 is a deficient number, since it is larger than the sum of its proper divisors (12562775).
87501673 is a wasteful number, since it uses less digits than its factorization.
87501673 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7823.
The product of its (nonzero) digits is 35280, while the sum is 37.
The square root of 87501673 is about 9354.2328921189. The cubic root of 87501673 is about 443.9548303074.
The spelling of 87501673 in words is "eighty-seven million, five hundred one thousand, six hundred seventy-three".
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