Search a number
-
+
144771204343 = 4432371137831
BaseRepresentation
bin1000011011010100001…
…0010100010011110111
3111211200100120011200011
42012311002110103313
54332442412014333
6150301301201051
713313364635023
oct2066502242367
9454610504604
10144771204343
1156440630627
1224083700187
13108621c382c
147015173383
153b74a319cd
hex21b50944f7

144771204343 has 8 divisors (see below), whose sum is σ = 145160251776. Its totient is φ = 144382438200.

The previous prime is 144771204293. The next prime is 144771204397. The reversal of 144771204343 is 343402177441.

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

It is a cyclic number.

It is not a de Polignac number, because 144771204343 - 225 = 144737649911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144771204296 and 144771204305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144771205343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 981438 + ... + 1119268.

It is an arithmetic number, because the mean of its divisors is an integer number (18145031472).

Almost surely, 2144771204343 is an apocalyptic number.

144771204343 is a deficient number, since it is larger than the sum of its proper divisors (389047433).

144771204343 is a wasteful number, since it uses less digits than its factorization.

144771204343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140645.

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 144771204343 in words is "one hundred forty-four billion, seven hundred seventy-one million, two hundred four thousand, three hundred forty-three".

Divisors: 1 443 2371 137831 1050353 61059133 326797301 144771204343