Search a number
-
+
11920353060 = 223571123112181
BaseRepresentation
bin10110001101000001…
…00010011100100100
31010202202020200021210
423012200202130210
5143403102244220
65250502311420
7601253220630
oct130640423444
933682220253
1011920353060
115067801760
122388128570
13117c7c9065
14811207dc0
1549b78b6e0
hex2c6822724

11920353060 has 192 divisors, whose sum is σ = 43422511104. Its totient is φ = 2369241600.

The previous prime is 11920353043. The next prime is 11920353073. The reversal of 11920353060 is 6035302911.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50170 + ... + 162350.

It is an arithmetic number, because the mean of its divisors is an integer number (226158912).

Almost surely, 211920353060 is an apocalyptic number.

11920353060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11920353060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21711255552).

11920353060 is an abundant number, since it is smaller than the sum of its proper divisors (31502158044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11920353060 is a wasteful number, since it uses less digits than its factorization.

11920353060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112234 (or 112232 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 30.

Adding to 11920353060 its reverse (6035302911), we get a palindrome (17955655971).

The spelling of 11920353060 in words is "eleven billion, nine hundred twenty million, three hundred fifty-three thousand, sixty".