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144531262542 = 2324088543757
BaseRepresentation
bin1000011010011010111…
…1000000110001001110
3111211001122001212101210
42012212233000301032
54332000000400132
6150221410315250
713304422314162
oct2064657006116
9454048055353
10144531262542
1156328147817
1224017288b26
1310824593334
146dd1354ca2
153b5d937bcc
hex21a6bc0c4e

144531262542 has 8 divisors (see below), whose sum is σ = 289062525096. Its totient is φ = 48177087512.

The previous prime is 144531262511. The next prime is 144531262553. The reversal of 144531262542 is 245262135441.

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

144531262542 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 144531262542.

It is a congruent number.

It is an unprimeable number.

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, 12044271873 + ... + 12044271884.

It is an arithmetic number, because the mean of its divisors is an integer number (36132815637).

Almost surely, 2144531262542 is an apocalyptic number.

144531262542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

144531262542 is a wasteful number, since it uses less digits than its factorization.

144531262542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24088543762.

The product of its digits is 230400, while the sum is 39.

Adding to 144531262542 its reverse (245262135441), we get a palindrome (389793397983).

The spelling of 144531262542 in words is "one hundred forty-four billion, five hundred thirty-one million, two hundred sixty-two thousand, five hundred forty-two".

Divisors: 1 2 3 6 24088543757 48177087514 72265631271 144531262542