Search a number
-
+
3020131220113 = 78874787101611
BaseRepresentation
bin101011111100101101110…
…110010011101010010001
3101200201111010201012212001
4223330231312103222101
5343440212043020423
610231232405234001
7431124444542650
oct53745566235221
911621433635761
103020131220113
11a64915380377
124093a3a02901
1318ba4945c777
14a62647b9197
1553861c7ecad
hex2bf2dd93a91

3020131220113 has 16 divisors (see below), whose sum is σ = 3456225690624. Its totient is φ = 2585199825360.

The previous prime is 3020131220089. The next prime is 3020131220167. The reversal of 3020131220113 is 3110221310203.

It is a cyclic number.

It is not a de Polignac number, because 3020131220113 - 241 = 821107964561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3020131220213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29671678 + ... + 29773288.

It is an arithmetic number, because the mean of its divisors is an integer number (216014105664).

Almost surely, 23020131220113 is an apocalyptic number.

It is an amenable number.

3020131220113 is a deficient number, since it is larger than the sum of its proper divisors (436094470511).

3020131220113 is a wasteful number, since it uses less digits than its factorization.

3020131220113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107292.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 3020131220113 its reverse (3110221310203), we get a palindrome (6130352530316).

It can be divided in two parts, 30201312 and 20113, that added together give a triangular number (30221425 = T7774).

The spelling of 3020131220113 in words is "three trillion, twenty billion, one hundred thirty-one million, two hundred twenty thousand, one hundred thirteen".

Divisors: 1 7 887 4787 6209 33509 101611 711277 4246069 29722483 90128957 486411857 630902699 3404882999 431447317159 3020131220113