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144043411 = 236262757
BaseRepresentation
bin10001001010111…
…10110110010011
3101001001011102011
420211132312103
5243333342121
622143203351
73366230431
oct1045366623
9331034364
10144043411
1174343a46
12402a6557
1323ac48b5
14151b7d51
15c9a47e1
hex895ed93

144043411 has 4 divisors (see below), whose sum is σ = 150306192. Its totient is φ = 137780632.

The previous prime is 144043409. The next prime is 144043439. The reversal of 144043411 is 114340441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 114340441 = 661172981.

It is a cyclic number.

It is not a de Polignac number, because 144043411 - 21 = 144043409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144043441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3131356 + ... + 3131401.

It is an arithmetic number, because the mean of its divisors is an integer number (37576548).

Almost surely, 2144043411 is an apocalyptic number.

144043411 is a deficient number, since it is larger than the sum of its proper divisors (6262781).

144043411 is an equidigital number, since it uses as much as digits as its factorization.

144043411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6262780.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 144043411 is about 12001.8086553652. The cubic root of 144043411 is about 524.2009443853.

Adding to 144043411 its reverse (114340441), we get a palindrome (258383852).

The spelling of 144043411 in words is "one hundred forty-four million, forty-three thousand, four hundred eleven".

Divisors: 1 23 6262757 144043411