Search a number
-
+
30220410243 = 313617401521
BaseRepresentation
bin11100001001010001…
…101101110110000011
32220000010000220101110
4130021101231312003
5443342411111433
621514424134403
72116614151212
oct341121556603
986003026343
1030220410243
11118a86a7561
125a34907403
132b07c4746a
141669821079
15bbd165963
hex70946dd83

30220410243 has 8 divisors (see below), whose sum is σ = 40323491856. Its totient is φ = 20132134400.

The previous prime is 30220410211. The next prime is 30220410293. The reversal of 30220410243 is 34201402203.

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 30220410243 - 25 = 30220410211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30220410203) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3696678 + ... + 3704843.

It is an arithmetic number, because the mean of its divisors is an integer number (5040436482).

Almost surely, 230220410243 is an apocalyptic number.

30220410243 is a deficient number, since it is larger than the sum of its proper divisors (10103081613).

30220410243 is a wasteful number, since it uses less digits than its factorization.

30220410243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7402885.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 30220410243 its reverse (34201402203), we get a palindrome (64421812446).

The spelling of 30220410243 in words is "thirty billion, two hundred twenty million, four hundred ten thousand, two hundred forty-three".

Divisors: 1 3 1361 4083 7401521 22204563 10073470081 30220410243