Base | Representation |
---|---|
bin | 1010011101101… |
… | …11001010011001 |
3 | 20010011210022201 |
4 | 11032313022121 |
5 | 134433011131 |
6 | 12413250201 |
7 | 2114064214 |
oct | 516671231 |
9 | 203153281 |
10 | 87782041 |
11 | 45606a46 |
12 | 25493961 |
13 | 15256549 |
14 | b93077b |
15 | 7a8e761 |
hex | 53b7299 |
87782041 has 8 divisors (see below), whose sum is σ = 89781120. Its totient is φ = 85788528.
The previous prime is 87782039. The next prime is 87782063. The reversal of 87782041 is 14028778.
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 87782041 - 21 = 87782039 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87782011) 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, 60715 + ... + 62143.
It is an arithmetic number, because the mean of its divisors is an integer number (11222640).
Almost surely, 287782041 is an apocalyptic number.
It is an amenable number.
87782041 is a deficient number, since it is larger than the sum of its proper divisors (1999079).
87782041 is a wasteful number, since it uses less digits than its factorization.
87782041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2783.
The product of its (nonzero) digits is 25088, while the sum is 37.
The square root of 87782041 is about 9369.2070635673. The cubic root of 87782041 is about 444.4284899111.
The spelling of 87782041 in words is "eighty-seven million, seven hundred eighty-two thousand, forty-one".
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