Base | Representation |
---|---|
bin | 1001001010100… |
… | …01110010100100 |
3 | 12100122221222200 |
4 | 10211101302210 |
5 | 124140143220 |
6 | 11343454500 |
7 | 1622323014 |
oct | 445216244 |
9 | 170587880 |
10 | 76881060 |
11 | 3a440973 |
12 | 218b7430 |
13 | 12c0a869 |
14 | a2d3c44 |
15 | 6b39890 |
hex | 4951ca4 |
76881060 has 36 divisors (see below), whose sum is σ = 233206428. Its totient is φ = 20501568.
The previous prime is 76881047. The next prime is 76881061. The reversal of 76881060 is 6018867.
It can be written as a sum of positive squares in 2 ways, for example, as 51236964 + 25644096 = 7158^2 + 5064^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (76881061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213379 + ... + 213738.
Almost surely, 276881060 is an apocalyptic number.
It is an amenable number.
76881060 is an abundant number, since it is smaller than the sum of its proper divisors (156325368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76881060 is a wasteful number, since it uses less digits than its factorization.
76881060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 427132 (or 427127 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 76881060 is about 8768.1845327297. The cubic root of 76881060 is about 425.2129221447.
The spelling of 76881060 in words is "seventy-six million, eight hundred eighty-one thousand, sixty".
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