Search a number
-
+
30443040241 = 174673834619
BaseRepresentation
bin11100010110100010…
…111110110111110001
32220120121221200022221
4130112202332313301
5444321404241431
621552500001041
72125256400235
oct342642766761
986517850287
1030443040241
1111a02336799
125a97390181
132b420c5ca3
14168b2145c5
15bd2990111
hex7168bedf1

30443040241 has 8 divisors (see below), whose sum is σ = 32302838880. Its totient is φ = 28590911808.

The previous prime is 30443040239. The next prime is 30443040253. The reversal of 30443040241 is 14204034403.

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 30443040241 - 21 = 30443040239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30443046241) 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, 1909371 + ... + 1925248.

It is an arithmetic number, because the mean of its divisors is an integer number (4037854860).

Almost surely, 230443040241 is an apocalyptic number.

It is an amenable number.

30443040241 is a deficient number, since it is larger than the sum of its proper divisors (1859798639).

30443040241 is a wasteful number, since it uses less digits than its factorization.

30443040241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3835103.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 30443040241 its reverse (14204034403), we get a palindrome (44647074644).

The spelling of 30443040241 in words is "thirty billion, four hundred forty-three million, forty thousand, two hundred forty-one".

Divisors: 1 17 467 7939 3834619 65188523 1790767073 30443040241