Search a number
-
+
30404422001 = 50360446167
BaseRepresentation
bin11100010100001111…
…101010100101110001
32220110221021200001202
4130110033222211301
5444232013001001
621545000140545
72124310215512
oct342417524561
986427250052
1030404422001
111199255a298
125a86467755
132b370c4365
141686040a09
15bce3b296b
hex7143ea971

30404422001 has 4 divisors (see below), whose sum is σ = 30464868672. Its totient is φ = 30343975332.

The previous prime is 30404421997. The next prime is 30404422031. The reversal of 30404422001 is 10022440403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30404422001 - 22 = 30404421997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30404422031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30222581 + ... + 30223586.

It is an arithmetic number, because the mean of its divisors is an integer number (7616217168).

Almost surely, 230404422001 is an apocalyptic number.

It is an amenable number.

30404422001 is a deficient number, since it is larger than the sum of its proper divisors (60446671).

30404422001 is an equidigital number, since it uses as much as digits as its factorization.

30404422001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60446670.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 30404422001 its reverse (10022440403), we get a palindrome (40426862404).

The spelling of 30404422001 in words is "thirty billion, four hundred four million, four hundred twenty-two thousand, one".

Divisors: 1 503 60446167 30404422001