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3030100013 = 22901132313
BaseRepresentation
bin1011010010011011…
…1010100000101101
321211011200000210102
42310212322200231
522201201200023
61220401320445
7135042265553
oct26446724055
97734600712
103030100013
111315459a96
12706936125
133939c2bb5
1420a5ddbd3
1512b03c628
hexb49ba82d

3030100013 has 4 divisors (see below), whose sum is σ = 3030255228. Its totient is φ = 3029944800.

The previous prime is 3030099983. The next prime is 3030100019. The reversal of 3030100013 is 3100010303.

3030100013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2046838564 + 983261449 = 45242^2 + 31357^2 .

It is a cyclic number.

It is not a de Polignac number, because 3030100013 - 26 = 3030099949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3030099967 and 3030100003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3030100019) 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, 43256 + ... + 89057.

It is an arithmetic number, because the mean of its divisors is an integer number (757563807).

Almost surely, 23030100013 is an apocalyptic number.

It is an amenable number.

3030100013 is a deficient number, since it is larger than the sum of its proper divisors (155215).

3030100013 is a wasteful number, since it uses less digits than its factorization.

3030100013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155214.

The product of its (nonzero) digits is 27, while the sum is 11.

The square root of 3030100013 is about 55046.3442292038. The cubic root of 3030100013 is about 1447.0570532571.

Adding to 3030100013 its reverse (3100010303), we get a palindrome (6130110316).

The spelling of 3030100013 in words is "three billion, thirty million, one hundred thousand, thirteen".

Divisors: 1 22901 132313 3030100013