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3020313013 = 47516712437
BaseRepresentation
bin1011010000000110…
…0101000110110101
321210111020210112221
42310001211012311
522141200004023
61215411442341
7134563144204
oct26401450665
97714223487
103020313013
11130a984963
127035b63b1
13391977283
142091b323b
1512a25785d
hexb40651b5

3020313013 has 8 divisors (see below), whose sum is σ = 3085420032. Its totient is φ = 2955241296.

The previous prime is 3020313001. The next prime is 3020313019. The reversal of 3020313013 is 3103130203.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3020313013 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 (3020313019) 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, 236631 + ... + 249067.

It is an arithmetic number, because the mean of its divisors is an integer number (385677504).

Almost surely, 23020313013 is an apocalyptic number.

It is an amenable number.

3020313013 is a deficient number, since it is larger than the sum of its proper divisors (65107019).

3020313013 is a wasteful number, since it uses less digits than its factorization.

3020313013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17651.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 3020313013 is about 54957.3745097052. The cubic root of 3020313013 is about 1445.4974102839.

Adding to 3020313013 its reverse (3103130203), we get a palindrome (6123443216).

The spelling of 3020313013 in words is "three billion, twenty million, three hundred thirteen thousand, thirteen".

Divisors: 1 47 5167 12437 242849 584539 64261979 3020313013