Base | Representation |
---|---|
bin | 10001001011010… |
… | …00000011111001 |
3 | 101001010002011201 |
4 | 20211220003321 |
5 | 243341044040 |
6 | 22144054201 |
7 | 3366445435 |
oct | 1045500371 |
9 | 331102151 |
10 | 144081145 |
11 | 7436a32a |
12 | 40304361 |
13 | 23b08b20 |
14 | 151c79c5 |
15 | c9b0a9a |
hex | 89680f9 |
144081145 has 32 divisors (see below), whose sum is σ = 193052160. Its totient is φ = 102539520.
The previous prime is 144081143. The next prime is 144081151. The reversal of 144081145 is 541180441.
It is not a de Polignac number, because 144081145 - 21 = 144081143 is a prime.
It is a super-2 number, since 2×1440811452 = 41518752689022050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (144081143) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 334080 + ... + 334510.
It is an arithmetic number, because the mean of its divisors is an integer number (6032880).
Almost surely, 2144081145 is an apocalyptic number.
It is an amenable number.
144081145 is a deficient number, since it is larger than the sum of its proper divisors (48971015).
144081145 is a wasteful number, since it uses less digits than its factorization.
144081145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 625.
The product of its (nonzero) digits is 2560, while the sum is 28.
The square root of 144081145 is about 12003.3805654907. The cubic root of 144081145 is about 524.2467140861.
The spelling of 144081145 in words is "one hundred forty-four million, eighty-one thousand, one hundred forty-five".
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