Search a number
-
+
130020310200 = 233521153371699
BaseRepresentation
bin111100100010111010…
…0000111110010111000
3110102121100011002222110
41321011310013302320
54112240144411300
6135421442252320
712252011254524
oct1710564076270
9412540132873
10130020310200
1150161091520
12212476570a0
13c3511661c1
146416074d84
1535aea26550
hex1e45d07cb8

130020310200 has 192 divisors, whose sum is σ = 448002576000. Its totient is φ = 30925273600.

The previous prime is 130020310181. The next prime is 130020310201. The reversal of 130020310200 is 2013020031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130020310201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163951 + ... + 535649.

It is an arithmetic number, because the mean of its divisors is an integer number (2333346750).

Almost surely, 2130020310200 is an apocalyptic number.

130020310200 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 130020310200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224001288000).

130020310200 is an abundant number, since it is smaller than the sum of its proper divisors (317982265800).

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

130020310200 is a wasteful number, since it uses less digits than its factorization.

130020310200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371782 (or 371773 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 130020310200 its reverse (2013020031), we get a palindrome (132033330231).

The spelling of 130020310200 in words is "one hundred thirty billion, twenty million, three hundred ten thousand, two hundred".