Base | Representation |
---|---|
bin | 10000111000111… |
… | …11100101111110 |
3 | 100212121110020211 |
4 | 20130133211332 |
5 | 242232442131 |
6 | 22020503034 |
7 | 3340215055 |
oct | 1034374576 |
9 | 325543224 |
10 | 141687166 |
11 | 72a84735 |
12 | 3b54aa7a |
13 | 2347b27a |
14 | 14b6339c |
15 | c68b5b1 |
hex | 871f97e |
141687166 has 4 divisors (see below), whose sum is σ = 212530752. Its totient is φ = 70843582.
The previous prime is 141687151. The next prime is 141687191. The reversal of 141687166 is 661786141.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 661786141 = 83 ⋅7973327.
It is a super-2 number, since 2×1416871662 = 40150506018223112, which contains 22 as substring.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35421790 + ... + 35421793.
It is an arithmetic number, because the mean of its divisors is an integer number (53132688).
Almost surely, 2141687166 is an apocalyptic number.
141687166 is a deficient number, since it is larger than the sum of its proper divisors (70843586).
141687166 is an equidigital number, since it uses as much as digits as its factorization.
141687166 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70843585.
The product of its digits is 48384, while the sum is 40.
The square root of 141687166 is about 11903.2418273343. The cubic root of 141687166 is about 521.3269438447.
The spelling of 141687166 in words is "one hundred forty-one million, six hundred eighty-seven thousand, one hundred sixty-six".
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