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130200201 = 3214466689
BaseRepresentation
bin1111100001010…
…11001010001001
3100001222212002200
413300223022021
5231312401301
620530350413
73140453265
oct760531211
9301885080
10130200201
116754937a
123772b409
1320c88951
14134130a5
15b66cc86
hex7c2b289

130200201 has 6 divisors (see below), whose sum is σ = 188066970. Its totient is φ = 86800128.

The previous prime is 130200193. The next prime is 130200221. The reversal of 130200201 is 102002031.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 86044176 + 44156025 = 9276^2 + 6645^2 .

It is not a de Polignac number, because 130200201 - 23 = 130200193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 14466689 = 130200201 / (1 + 3 + 0 + 2 + 0 + 0 + 2 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (130200221) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 7233336 + ... + 7233353.

It is an arithmetic number, because the mean of its divisors is an integer number (31344495).

Almost surely, 2130200201 is an apocalyptic number.

It is an amenable number.

130200201 is a deficient number, since it is larger than the sum of its proper divisors (57866769).

130200201 is a wasteful number, since it uses less digits than its factorization.

130200201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14466695 (or 14466692 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 130200201 is about 11410.5302681339. The cubic root of 130200201 is about 506.8396140794.

Adding to 130200201 its reverse (102002031), we get a palindrome (232202232).

The spelling of 130200201 in words is "one hundred thirty million, two hundred thousand, two hundred one".

Divisors: 1 3 9 14466689 43400067 130200201