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30103323301 = 50959142089
BaseRepresentation
bin11100000010010011…
…000100001010100101
32212200221201021022001
4130002103010022211
5443122422321201
621455042405301
72113663011652
oct340223041245
985627637261
1030103323301
11118485a5397
125a01660831
132ab990044c
141658062c29
15bb2c38301
hex7024c42a5

30103323301 has 4 divisors (see below), whose sum is σ = 30162465900. Its totient is φ = 30044180704.

The previous prime is 30103323251. The next prime is 30103323317. The reversal of 30103323301 is 10332330103.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10332330103 = 36637282019.

It can be written as a sum of positive squares in 2 ways, for example, as 27259661025 + 2843662276 = 165105^2 + 53326^2 .

It is a cyclic number.

It is not a de Polignac number, because 30103323301 - 29 = 30103322789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30103329301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29570536 + ... + 29571553.

It is an arithmetic number, because the mean of its divisors is an integer number (7540616475).

Almost surely, 230103323301 is an apocalyptic number.

It is an amenable number.

30103323301 is a deficient number, since it is larger than the sum of its proper divisors (59142599).

30103323301 is an equidigital number, since it uses as much as digits as its factorization.

30103323301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59142598.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 30103323301 its reverse (10332330103), we get a palindrome (40435653404).

The spelling of 30103323301 in words is "thirty billion, one hundred three million, three hundred twenty-three thousand, three hundred one".

Divisors: 1 509 59142089 30103323301