Base | Representation |
---|---|
bin | 1001101001000… |
… | …01001000011101 |
3 | 12122011221002200 |
4 | 10310201020131 |
5 | 131201013221 |
6 | 12005242113 |
7 | 2001302160 |
oct | 464411035 |
9 | 178157080 |
10 | 80876061 |
11 | 4171a422 |
12 | 23103339 |
13 | 139a9076 |
14 | aa53ad7 |
15 | 7178426 |
hex | 4d2121d |
80876061 has 24 divisors (see below), whose sum is σ = 133745664. Its totient is φ = 46133280.
The previous prime is 80876051. The next prime is 80876083. The reversal of 80876061 is 16067808.
It is not a de Polignac number, because 80876061 - 210 = 80875037 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80876051) 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 23 ways as a sum of consecutive naturals, for example, 67891 + ... + 69071.
It is an arithmetic number, because the mean of its divisors is an integer number (5572736).
Almost surely, 280876061 is an apocalyptic number.
It is an amenable number.
80876061 is a deficient number, since it is larger than the sum of its proper divisors (52869603).
80876061 is a wasteful number, since it uses less digits than its factorization.
80876061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2281 (or 2278 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 80876061 is about 8993.1118640880. Note that the first 3 decimals coincide. The cubic root of 80876061 is about 432.4540782321.
The spelling of 80876061 in words is "eighty million, eight hundred seventy-six thousand, sixty-one".
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