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144605063 = 181798923
BaseRepresentation
bin10001001111001…
…11111110000111
3101002002200212002
420213213332013
5244004330223
622203215515
73404060051
oct1047477607
9332080762
10144605063
1174697a19
124051759b
1323c60435
14152c28d1
15ca65e28
hex89e7f87

144605063 has 4 divisors (see below), whose sum is σ = 145404168. Its totient is φ = 143805960.

The previous prime is 144605059. The next prime is 144605081. The reversal of 144605063 is 360506441.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144605063 - 22 = 144605059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144605023) 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, 399281 + ... + 399642.

It is an arithmetic number, because the mean of its divisors is an integer number (36351042).

Almost surely, 2144605063 is an apocalyptic number.

144605063 is a deficient number, since it is larger than the sum of its proper divisors (799105).

144605063 is an equidigital number, since it uses as much as digits as its factorization.

144605063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799104.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 144605063 is about 12025.1845308087. The cubic root of 144605063 is about 524.8813797009.

The spelling of 144605063 in words is "one hundred forty-four million, six hundred five thousand, sixty-three".

Divisors: 1 181 798923 144605063