Search a number
-
+
1220301030013 = 13863108770927
BaseRepresentation
bin10001110000011111100…
…111000000001001111101
311022122210212200021202221
4101300133213000021331
5124443134030430023
62332333142045341
7154110124416322
oct21603747001175
94278725607687
101220301030013
1143058813344a
12178604419851
138b0c64611c0
14430c47b0b49
1521b220ba85d
hex11c1f9c027d

1220301030013 has 8 divisors (see below), whose sum is σ = 1315693145088. Its totient is φ = 1125126458544.

The previous prime is 1220301029989. The next prime is 1220301030017. The reversal of 1220301030013 is 3100301030221.

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

It is a cyclic number.

It is not a de Polignac number, because 1220301030013 - 229 = 1219764159101 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 (1220301030017) 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, 54374245 + ... + 54396682.

It is an arithmetic number, because the mean of its divisors is an integer number (164461643136).

Almost surely, 21220301030013 is an apocalyptic number.

1220301030013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1220301030013 is a deficient number, since it is larger than the sum of its proper divisors (95392115075).

1220301030013 is a wasteful number, since it uses less digits than its factorization.

1220301030013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108771803.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1220301030013 its reverse (3100301030221), we get a palindrome (4320602060234).

The spelling of 1220301030013 in words is "one trillion, two hundred twenty billion, three hundred one million, thirty thousand, thirteen".

Divisors: 1 13 863 11219 108770927 1414022051 93869310001 1220301030013