Search a number
-
+
30021101301 = 310007033767
BaseRepresentation
bin11011111101011001…
…011010011011110101
32212111012222221220210
4123331121122123311
5442440400220201
621442544220033
72111644102452
oct337531323365
985435887823
1030021101301
1111806146824
12599a00a619
132aa5872889
14164b17c829
15baa8e61d6
hex6fd65a6f5

30021101301 has 4 divisors (see below), whose sum is σ = 40028135072. Its totient is φ = 20014067532.

The previous prime is 30021101287. The next prime is 30021101317. The reversal of 30021101301 is 10310112003.

Adding to 30021101301 its reverse (10310112003), we get a palindrome (40331213304).

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 not a de Polignac number, because 30021101301 - 218 = 30020839157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30021101351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5003516881 + ... + 5003516886.

It is an arithmetic number, because the mean of its divisors is an integer number (10007033768).

Almost surely, 230021101301 is an apocalyptic number.

It is an amenable number.

30021101301 is a deficient number, since it is larger than the sum of its proper divisors (10007033771).

30021101301 is a wasteful number, since it uses less digits than its factorization.

30021101301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10007033770.

The product of its (nonzero) digits is 18, while the sum is 12.

The spelling of 30021101301 in words is "thirty billion, twenty-one million, one hundred one thousand, three hundred one".

Divisors: 1 3 10007033767 30021101301