Base | Representation |
---|---|
bin | 10001001011101… |
… | …11000011000100 |
3 | 101001020012101022 |
4 | 20211313003010 |
5 | 243400030112 |
6 | 22145250312 |
7 | 3400122422 |
oct | 1045670304 |
9 | 331205338 |
10 | 144142532 |
11 | 74401466 |
12 | 40333998 |
13 | 23b2aa51 |
14 | 15202112 |
15 | c9c3d72 |
hex | 89770c4 |
144142532 has 12 divisors (see below), whose sum is σ = 252586236. Its totient is φ = 71975040.
The previous prime is 144142501. The next prime is 144142601. The reversal of 144142532 is 235241441.
It can be written as a sum of positive squares in 2 ways, for example, as 3625216 + 140517316 = 1904^2 + 11854^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20633 + ... + 26720.
It is an arithmetic number, because the mean of its divisors is an integer number (21048853).
Almost surely, 2144142532 is an apocalyptic number.
It is an amenable number.
144142532 is a deficient number, since it is larger than the sum of its proper divisors (108443704).
144142532 is a wasteful number, since it uses less digits than its factorization.
144142532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48118 (or 48116 counting only the distinct ones).
The product of its digits is 3840, while the sum is 26.
The square root of 144142532 is about 12005.9373644876. The cubic root of 144142532 is about 524.3211567753.
Adding to 144142532 its reverse (235241441), we get a palindrome (379383973).
The spelling of 144142532 in words is "one hundred forty-four million, one hundred forty-two thousand, five hundred thirty-two".
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