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144201124 = 2243383257
BaseRepresentation
bin10001001100001…
…01010110100100
3101001100011202101
420212011112210
5243403413444
622150421444
73400455304
oct1046052644
9331304671
10144201124
1174441491
1240361884
1323b4b612
1415219604
15c9d63d4
hex89855a4

144201124 has 12 divisors (see below), whose sum is σ = 252937804. Its totient is φ = 71933184.

The previous prime is 144201121. The next prime is 144201163. The reversal of 144201124 is 421102441.

It can be written as a sum of positive squares in 2 ways, for example, as 71098624 + 73102500 = 8432^2 + 8550^2 .

It is not an unprimeable number, because it can be changed into a prime (144201121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39897 + ... + 43360.

Almost surely, 2144201124 is an apocalyptic number.

It is an amenable number.

144201124 is a deficient number, since it is larger than the sum of its proper divisors (108736680).

144201124 is a wasteful number, since it uses less digits than its factorization.

144201124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83694 (or 83692 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 144201124 is about 12008.3772425753. The cubic root of 144201124 is about 524.3921903168.

Adding to 144201124 its reverse (421102441), we get a palindrome (565303565).

The spelling of 144201124 in words is "one hundred forty-four million, two hundred one thousand, one hundred twenty-four".

Divisors: 1 2 4 433 866 1732 83257 166514 333028 36050281 72100562 144201124