Search a number
-
+
130303201 = 724361843
BaseRepresentation
bin1111100010001…
…00010011100001
3100002012002101111
413301010103201
5231324200301
620532503321
73141362500
oct761042341
9302162344
10130303201
11676097a6
123777ab41
1320cc37b2
141343c837
15b68d551
hex7c444e1

130303201 has 12 divisors (see below), whose sum is σ = 155104752. Its totient is φ = 109089288.

The previous prime is 130303193. The next prime is 130303213. The reversal of 130303201 is 102303031.

It is not a de Polignac number, because 130303201 - 23 = 130303193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130303001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28815 + ... + 33028.

It is an arithmetic number, because the mean of its divisors is an integer number (12925396).

Almost surely, 2130303201 is an apocalyptic number.

It is an amenable number.

130303201 is a deficient number, since it is larger than the sum of its proper divisors (24801551).

130303201 is an equidigital number, since it uses as much as digits as its factorization.

130303201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61900 (or 61893 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 130303201 is about 11415.0427506865. The cubic root of 130303201 is about 506.9732306682.

Adding to 130303201 its reverse (102303031), we get a palindrome (232606232).

The spelling of 130303201 in words is "one hundred thirty million, three hundred three thousand, two hundred one".

Divisors: 1 7 43 49 301 2107 61843 432901 2659249 3030307 18614743 130303201