Base | Representation |
---|---|
bin | 1010011110010… |
… | …11101111100110 |
3 | 20010100001221222 |
4 | 11033023233212 |
5 | 134443210332 |
6 | 12415140342 |
7 | 2114565044 |
oct | 517135746 |
9 | 203301858 |
10 | 87866342 |
11 | 45664313 |
12 | 255146b2 |
13 | 15285a25 |
14 | b953394 |
15 | 7aa9712 |
hex | 53cbbe6 |
87866342 has 8 divisors (see below), whose sum is σ = 135361776. Its totient is φ = 42745752.
The previous prime is 87866341. The next prime is 87866351. The reversal of 87866342 is 24366878.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 87866293 and 87866302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87866341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593618 + ... + 593765.
It is an arithmetic number, because the mean of its divisors is an integer number (16920222).
Almost surely, 287866342 is an apocalyptic number.
87866342 is a deficient number, since it is larger than the sum of its proper divisors (47495434).
87866342 is a wasteful number, since it uses less digits than its factorization.
87866342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1187422.
The product of its digits is 387072, while the sum is 44.
The square root of 87866342 is about 9373.7048172001. The cubic root of 87866342 is about 444.5707125447.
The spelling of 87866342 in words is "eighty-seven million, eight hundred sixty-six thousand, three hundred forty-two".
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