Base | Representation |
---|---|
bin | 1010011000101… |
… | …00111000001111 |
3 | 20001221000111200 |
4 | 11030110320033 |
5 | 134300223302 |
6 | 12351120543 |
7 | 2105325243 |
oct | 514247017 |
9 | 201830450 |
10 | 87117327 |
11 | 451a25a0 |
12 | 25213153 |
13 | 15082b1b |
14 | b7da423 |
15 | 79ac81c |
hex | 5314e0f |
87117327 has 12 divisors (see below), whose sum is σ = 137275944. Its totient is φ = 52798320.
The previous prime is 87117323. The next prime is 87117343. The reversal of 87117327 is 72371178.
It is a happy number.
It is not a de Polignac number, because 87117327 - 22 = 87117323 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 87117291 and 87117300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87117323) 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 11 ways as a sum of consecutive naturals, for example, 439888 + ... + 440085.
It is an arithmetic number, because the mean of its divisors is an integer number (11439662).
Almost surely, 287117327 is an apocalyptic number.
87117327 is a deficient number, since it is larger than the sum of its proper divisors (50158617).
87117327 is a wasteful number, since it uses less digits than its factorization.
87117327 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 879990 (or 879987 counting only the distinct ones).
The product of its digits is 16464, while the sum is 36.
The square root of 87117327 is about 9333.6663214409. Note that the first 3 decimals coincide. The cubic root of 87117327 is about 443.3038610190.
The spelling of 87117327 in words is "eighty-seven million, one hundred seventeen thousand, three hundred twenty-seven".
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