Base | Representation |
---|---|
bin | 1010100010010… |
… | …00110111101101 |
3 | 20011022010000011 |
4 | 11101020313231 |
5 | 140111110421 |
6 | 12434133221 |
7 | 2122131214 |
oct | 521106755 |
9 | 204263004 |
10 | 88378861 |
11 | 4598438a |
12 | 25721211 |
13 | 154050ac |
14 | ba4807b |
15 | 7b5b4e1 |
hex | 5448ded |
88378861 has 16 divisors (see below), whose sum is σ = 96678400. Its totient is φ = 80481600.
The previous prime is 88378859. The next prime is 88378867. The reversal of 88378861 is 16887388.
It is a cyclic number.
It is not a de Polignac number, because 88378861 - 21 = 88378859 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 (88378867) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106195 + ... + 107023.
It is an arithmetic number, because the mean of its divisors is an integer number (6042400).
Almost surely, 288378861 is an apocalyptic number.
It is an amenable number.
88378861 is a deficient number, since it is larger than the sum of its proper divisors (8299539).
88378861 is a wasteful number, since it uses less digits than its factorization.
88378861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1060.
The product of its digits is 516096, while the sum is 49.
The square root of 88378861 is about 9401.0031911493. The cubic root of 88378861 is about 445.4334219294.
The spelling of 88378861 in words is "eighty-eight million, three hundred seventy-eight thousand, eight hundred sixty-one".
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