Base | Representation |
---|---|
bin | 10001001110101… |
… | …11101001011110 |
3 | 101001222022010220 |
4 | 20213113221132 |
5 | 244000210311 |
6 | 22201542210 |
7 | 3403361121 |
oct | 1047275136 |
9 | 331868126 |
10 | 144538206 |
11 | 7465176a |
12 | 404a4966 |
13 | 23c38b87 |
14 | 152a63b8 |
15 | ca51206 |
hex | 89d7a5e |
144538206 has 32 divisors (see below), whose sum is σ = 312524160. Its totient is φ = 44408736.
The previous prime is 144538201. The next prime is 144538217. The reversal of 144538206 is 602835441.
It is a super-3 number, since 3×1445382063 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144538201) 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, 12916 + ... + 21351.
It is an arithmetic number, because the mean of its divisors is an integer number (9766380).
Almost surely, 2144538206 is an apocalyptic number.
144538206 is an abundant number, since it is smaller than the sum of its proper divisors (167985954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144538206 is a wasteful number, since it uses less digits than its factorization.
144538206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34328.
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 144538206 is about 12022.4043352401. The cubic root of 144538206 is about 524.8004756550.
The spelling of 144538206 in words is "one hundred forty-four million, five hundred thirty-eight thousand, two hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.037 sec. • engine limits •