Base | Representation |
---|---|
bin | 1010011001001… |
… | …11101100000000 |
3 | 20002001221012001 |
4 | 11030213230000 |
5 | 134310204433 |
6 | 12352513344 |
7 | 2106065662 |
oct | 514475400 |
9 | 202057161 |
10 | 87194368 |
11 | 45245468 |
12 | 2524b854 |
13 | 150abc01 |
14 | b81a532 |
15 | 79c557d |
hex | 5327b00 |
87194368 has 54 divisors (see below), whose sum is σ = 180119324. Its totient is φ = 42104832.
The previous prime is 87194333. The next prime is 87194417. The reversal of 87194368 is 86349178.
It is a happy number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 979668 + ... + 979756.
Almost surely, 287194368 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 87194368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90059662).
87194368 is an abundant number, since it is smaller than the sum of its proper divisors (92924956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87194368 is an frugal number, since it uses more digits than its factorization.
87194368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 237 (or 134 counting only the distinct ones).
The product of its digits is 290304, while the sum is 46.
The square root of 87194368 is about 9337.7924586060. The cubic root of 87194368 is about 443.4344990579.
The spelling of 87194368 in words is "eighty-seven million, one hundred ninety-four thousand, three hundred sixty-eight".
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