Search a number
-
+
144471937327488 = 27322322724020239
BaseRepresentation
bin100000110110010101111110…
…100000010010000110000000
3200221112101022201021111002200
4200312111332200102012000
5122414012011423434423
61231133254115513200
742300516200300031
oct4066257640220600
9627471281244080
10144471937327488
1142040228278081
12142537675b8800
13627c850764924
14279669c828a88
1511a80a75d3d43
hex83657e812180

144471937327488 has 192 divisors, whose sum is σ = 435719467123200. Its totient is φ = 45860591361024.

The previous prime is 144471937327481. The next prime is 144471937327513. The reversal of 144471937327488 is 884723739174441.

144471937327488 is a `hidden beast` number, since 1 + 4 + 4 + 4 + 71 + 9 + 3 + 73 + 2 + 7 + 488 = 666.

144471937327488 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144471937327481) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5995528 + ... + 18024711.

It is an arithmetic number, because the mean of its divisors is an integer number (2269372224600).

Almost surely, 2144471937327488 is an apocalyptic number.

144471937327488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

144471937327488 is an abundant number, since it is smaller than the sum of its proper divisors (291247529795712).

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

144471937327488 is a wasteful number, since it uses less digits than its factorization.

144471937327488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24020509 (or 24020494 counting only the distinct ones).

The product of its digits is 910393344, while the sum is 72.

The spelling of 144471937327488 in words is "one hundred forty-four trillion, four hundred seventy-one billion, nine hundred thirty-seven million, three hundred twenty-seven thousand, four hundred eighty-eight".