Base | Representation |
---|---|
bin | 10001010000100… |
… | …00100010000001 |
3 | 101002102010202100 |
4 | 20220100202001 |
5 | 244030134301 |
6 | 22210541013 |
7 | 3405351321 |
oct | 1050204201 |
9 | 332363670 |
10 | 144771201 |
11 | 747a0823 |
12 | 40597769 |
13 | 23cbac43 |
14 | 15327281 |
15 | ca9a286 |
hex | 8a10881 |
144771201 has 24 divisors (see below), whose sum is σ = 224550144. Its totient is φ = 89550720.
The previous prime is 144771199. The next prime is 144771217. The reversal of 144771201 is 102177441.
It is not a de Polignac number, because 144771201 - 21 = 144771199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (144771251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4200 + ... + 17526.
It is an arithmetic number, because the mean of its divisors is an integer number (9356256).
Almost surely, 2144771201 is an apocalyptic number.
It is an amenable number.
144771201 is a deficient number, since it is larger than the sum of its proper divisors (79778943).
144771201 is a wasteful number, since it uses less digits than its factorization.
144771201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13421 (or 13418 counting only the distinct ones).
The product of its (nonzero) digits is 1568, while the sum is 27.
The square root of 144771201 is about 12032.0904667477. The cubic root of 144771201 is about 525.0823163444.
The spelling of 144771201 in words is "one hundred forty-four million, seven hundred seventy-one thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •