Base | Representation |
---|---|
bin | 1010010111111… |
… | …01101000001000 |
3 | 20001202011212022 |
4 | 11023331220020 |
5 | 134234201323 |
6 | 12345104012 |
7 | 2104450466 |
oct | 513755010 |
9 | 201664768 |
10 | 87022088 |
11 | 45137a8a |
12 | 25188008 |
13 | 1504b67a |
14 | b7b3836 |
15 | 798e4c8 |
hex | 52fda08 |
87022088 has 8 divisors (see below), whose sum is σ = 163166430. Its totient is φ = 43511040.
The previous prime is 87022063. The next prime is 87022123. The reversal of 87022088 is 88022078.
It can be written as a sum of positive squares in only one way, i.e., 47306884 + 39715204 = 6878^2 + 6302^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 5438873 + ... + 5438888.
Almost surely, 287022088 is an apocalyptic number.
It is an amenable number.
87022088 is a deficient number, since it is larger than the sum of its proper divisors (76144342).
87022088 is a wasteful number, since it uses less digits than its factorization.
87022088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10877767 (or 10877763 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 35.
The square root of 87022088 is about 9328.5630190292. The cubic root of 87022088 is about 443.1422582223.
The spelling of 87022088 in words is "eighty-seven million, twenty-two thousand, eighty-eight".
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