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3031300013 = 71875723087
BaseRepresentation
bin1011010010101101…
…1111011110101101
321211020220222212212
42310223133132231
522202003100023
61220443140205
7135055424240
oct26453373655
97736828785
103031300013
1113160a9625
12707214665
13394023161
1420a833257
1512b1c7e78
hexb4adf7ad

3031300013 has 8 divisors (see below), whose sum is σ = 3464677632. Its totient is φ = 2598006096.

The previous prime is 3031300003. The next prime is 3031300043. The reversal of 3031300013 is 3100031303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3031300013 - 210 = 3031298989 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 (3031300003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119756 + ... + 142842.

It is an arithmetic number, because the mean of its divisors is an integer number (433084704).

Almost surely, 23031300013 is an apocalyptic number.

It is an amenable number.

3031300013 is a deficient number, since it is larger than the sum of its proper divisors (433377619).

3031300013 is a wasteful number, since it uses less digits than its factorization.

3031300013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41851.

The product of its (nonzero) digits is 81, while the sum is 14.

The square root of 3031300013 is about 55057.2430566588. The cubic root of 3031300013 is about 1447.2480523746.

Adding to 3031300013 its reverse (3100031303), we get a palindrome (6131331316).

The spelling of 3031300013 in words is "three billion, thirty-one million, three hundred thousand, thirteen".

Divisors: 1 7 18757 23087 131299 161609 433042859 3031300013