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144034311 = 3325714741
BaseRepresentation
bin10001001010111…
…00101000000111
3101001000200221010
420211130220013
5243333044221
622143053303
73366162051
oct1045345007
9331020833
10144034311
1174338123
12402a1233
1323ac0705
14151b48d1
15c9a1c76
hex895ca07

144034311 has 8 divisors (see below), whose sum is σ = 192117744. Its totient is φ = 95986880.

The previous prime is 144034291. The next prime is 144034313. The reversal of 144034311 is 113430441.

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

It is a cyclic number.

It is not a de Polignac number, because 144034311 - 25 = 144034279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144034313) 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, 2401 + ... + 17141.

It is an arithmetic number, because the mean of its divisors is an integer number (24014718).

Almost surely, 2144034311 is an apocalyptic number.

144034311 is a deficient number, since it is larger than the sum of its proper divisors (48083433).

144034311 is a wasteful number, since it uses less digits than its factorization.

144034311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18001.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 144034311 is about 12001.4295398507. The cubic root of 144034311 is about 524.1899052849.

Adding to 144034311 its reverse (113430441), we get a palindrome (257464752).

The spelling of 144034311 in words is "one hundred forty-four million, thirty-four thousand, three hundred eleven".

Divisors: 1 3 3257 9771 14741 44223 48011437 144034311