Base | Representation |
---|---|
bin | 10000111000110… |
… | …01101101101001 |
3 | 100212120020012210 |
4 | 20130121231221 |
5 | 242231204311 |
6 | 22020155333 |
7 | 3340054620 |
oct | 1034315551 |
9 | 325506183 |
10 | 141663081 |
11 | 72a6862a |
12 | 3b538b49 |
13 | 23470311 |
14 | 14b586b7 |
15 | c6843a6 |
hex | 8719b69 |
141663081 has 16 divisors (see below), whose sum is σ = 216095744. Its totient is φ = 80864784.
The previous prime is 141663061. The next prime is 141663083. The reversal of 141663081 is 180366141.
141663081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 141663081 - 217 = 141532009 is a prime.
It is a super-2 number, since 2×1416630812 = 40136857036825122, which contains 22 as substring.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (141663083) 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, 20580 + ... + 26586.
It is an arithmetic number, because the mean of its divisors is an integer number (13505984).
Almost surely, 2141663081 is an apocalyptic number.
It is an amenable number.
141663081 is a deficient number, since it is larger than the sum of its proper divisors (74432663).
141663081 is a wasteful number, since it uses less digits than its factorization.
141663081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7140.
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 141663081 is about 11902.2300851563. The cubic root of 141663081 is about 521.2974025406.
The spelling of 141663081 in words is "one hundred forty-one million, six hundred sixty-three thousand, eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •