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144023411 = 737954287
BaseRepresentation
bin10001001010110…
…01111101110011
3101001000010222102
420211121331303
5243332222121
622142531015
73366115220
oct1045317563
9331003872
10144023411
117432aa14
1240296a6b
1323ab876c
14151b0947
15c99d90b
hex8959f73

144023411 has 8 divisors (see below), whose sum is σ = 165035520. Its totient is φ = 123120648.

The previous prime is 144023393. The next prime is 144023417. The reversal of 144023411 is 114320441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 144023411 - 226 = 76914547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144023417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24491 + ... + 29796.

It is an arithmetic number, because the mean of its divisors is an integer number (20629440).

Almost surely, 2144023411 is an apocalyptic number.

144023411 is a deficient number, since it is larger than the sum of its proper divisors (21012109).

144023411 is an equidigital number, since it uses as much as digits as its factorization.

144023411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54673.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 144023411 is about 12000.9754186899. The cubic root of 144023411 is about 524.1766820141.

Adding to 144023411 its reverse (114320441), we get a palindrome (258343852).

The spelling of 144023411 in words is "one hundred forty-four million, twenty-three thousand, four hundred eleven".

Divisors: 1 7 379 2653 54287 380009 20574773 144023411