Base | Representation |
---|---|
bin | 1010011000011… |
… | …00010010001111 |
3 | 20001212020012222 |
4 | 11030030102033 |
5 | 134243112002 |
6 | 12350245555 |
7 | 2105120516 |
oct | 514142217 |
9 | 201766188 |
10 | 87082127 |
11 | 45179100 |
12 | 251b68bb |
13 | 1506cab2 |
14 | b7cb67d |
15 | 79a21a2 |
hex | 530c48f |
87082127 has 24 divisors (see below), whose sum is σ = 100433088. Its totient is φ = 75366720.
The previous prime is 87082103. The next prime is 87082129. The reversal of 87082127 is 72128078.
It is not a de Polignac number, because 87082127 - 26 = 87082063 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87082129) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 237098 + ... + 237464.
It is an arithmetic number, because the mean of its divisors is an integer number (4184712).
Almost surely, 287082127 is an apocalyptic number.
87082127 is a deficient number, since it is larger than the sum of its proper divisors (13350961).
87082127 is a wasteful number, since it uses less digits than its factorization.
87082127 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 479 (or 468 counting only the distinct ones).
The product of its (nonzero) digits is 12544, while the sum is 35.
The square root of 87082127 is about 9331.7804839162. The cubic root of 87082127 is about 443.2441469201.
The spelling of 87082127 in words is "eighty-seven million, eighty-two thousand, one hundred twenty-seven".
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