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144666014 = 2611185787
BaseRepresentation
bin10001001111101…
…10110110011110
3101002012210110112
420213312312132
5244013303024
622204410022
73404432543
oct1047666636
9332183415
10144666014
1174729799
1240546912
1323c820bc
14152dabca
15ca7900e
hex89f6d9e

144666014 has 8 divisors (see below), whose sum is σ = 220556568. Its totient is φ = 71147160.

The previous prime is 144666013. The next prime is 144666059. The reversal of 144666014 is 410666441.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144666013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 592772 + ... + 593015.

It is an arithmetic number, because the mean of its divisors is an integer number (27569571).

Almost surely, 2144666014 is an apocalyptic number.

144666014 is a deficient number, since it is larger than the sum of its proper divisors (75890554).

144666014 is a wasteful number, since it uses less digits than its factorization.

144666014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185850.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 144666014 is about 12027.7185700365. The cubic root of 144666014 is about 524.9551151347.

The spelling of 144666014 in words is "one hundred forty-four million, six hundred sixty-six thousand, fourteen".

Divisors: 1 2 61 122 1185787 2371574 72333007 144666014