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144356052 = 22364718593
BaseRepresentation
bin10001001101010…
…11001011010100
3101001122001021110
420212223023110
5243423343202
622154015020
73402002061
oct1046531324
9331561243
10144356052
1174537925
1240417470
1323ba3ca9
1415259c68
15ca1726c
hex89ab2d4

144356052 has 24 divisors (see below), whose sum is σ = 337369536. Its totient is φ = 48041728.

The previous prime is 144356041. The next prime is 144356059. The reversal of 144356052 is 250653441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144356059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1533 + ... + 17060.

It is an arithmetic number, because the mean of its divisors is an integer number (14057064).

Almost surely, 2144356052 is an apocalyptic number.

144356052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144356052 is an abundant number, since it is smaller than the sum of its proper divisors (193013484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144356052 is a wasteful number, since it uses less digits than its factorization.

144356052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19247 (or 19245 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 144356052 is about 12014.8263408174. The cubic root of 144356052 is about 524.5799233775.

The spelling of 144356052 in words is "one hundred forty-four million, three hundred fifty-six thousand, fifty-two".

Divisors: 1 2 3 4 6 12 647 1294 1941 2588 3882 7764 18593 37186 55779 74372 111558 223116 12029671 24059342 36089013 48118684 72178026 144356052