Base | Representation |
---|---|
bin | 1001100011100… |
… | …11110100000011 |
3 | 12120211212021120 |
4 | 10301303310003 |
5 | 131010304042 |
6 | 11542123323 |
7 | 1662254355 |
oct | 461636403 |
9 | 176755246 |
10 | 80166147 |
11 | 41285016 |
12 | 22a20543 |
13 | 137babb9 |
14 | a90b0d5 |
15 | 7087dec |
hex | 4c73d03 |
80166147 has 8 divisors (see below), whose sum is σ = 109374144. Its totient is φ = 52201128.
The previous prime is 80166143. The next prime is 80166199. The reversal of 80166147 is 74166108.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80166147 - 22 = 80166143 is a prime.
It is a super-2 number, since 2×801661472 = 12853222249651218, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (80166143) by changing a digit.
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 in 7 ways as a sum of consecutive naturals, for example, 310593 + ... + 310850.
It is an arithmetic number, because the mean of its divisors is an integer number (13671768).
Almost surely, 280166147 is an apocalyptic number.
80166147 is a deficient number, since it is larger than the sum of its proper divisors (29207997).
80166147 is a wasteful number, since it uses less digits than its factorization.
80166147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 621489.
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 80166147 is about 8953.5549922922. The cubic root of 80166147 is about 431.1850257919.
The spelling of 80166147 in words is "eighty million, one hundred sixty-six thousand, one hundred forty-seven".
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