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30010132013 = 37811084649
BaseRepresentation
bin11011111100101111…
…100100011000101101
32212110110100122212212
4123330233210120231
5442430043211023
621441513140205
72111451625151
oct337457443055
985413318785
1030010132013
11117aaa343a4
1259963ba665
132aa3501a84
141649925061
15ba997ae78
hex6fcbe462d

30010132013 has 4 divisors (see below), whose sum is σ = 30821216700. Its totient is φ = 29199047328.

The previous prime is 30010132003. The next prime is 30010132037. The reversal of 30010132013 is 31023101003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28543088809 + 1467043204 = 168947^2 + 38302^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30010132013 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 (30010132003) 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, 405542288 + ... + 405542361.

It is an arithmetic number, because the mean of its divisors is an integer number (7705304175).

Almost surely, 230010132013 is an apocalyptic number.

It is an amenable number.

30010132013 is a deficient number, since it is larger than the sum of its proper divisors (811084687).

30010132013 is an equidigital number, since it uses as much as digits as its factorization.

30010132013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811084686.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 30010132013 its reverse (31023101003), we get a palindrome (61033233016).

The spelling of 30010132013 in words is "thirty billion, ten million, one hundred thirty-two thousand, thirteen".

Divisors: 1 37 811084649 30010132013