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130200101 = 206962929
BaseRepresentation
bin1111100001010…
…11001000100101
3100001222211221222
413300223020211
5231312400401
620530350125
73140453063
oct760531045
9301884858
10130200101
1167549299
123772b345
1320c888a5
1413413033
15b66cc1b
hex7c2b225

130200101 has 4 divisors (see below), whose sum is σ = 130265100. Its totient is φ = 130135104.

The previous prime is 130200073. The next prime is 130200113. The reversal of 130200101 is 101002031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 53217025 + 76983076 = 7295^2 + 8774^2 .

It is a cyclic number.

It is not a de Polignac number, because 130200101 - 214 = 130183717 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 (130200121) 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 3 ways as a sum of consecutive naturals, for example, 29396 + ... + 33533.

It is an arithmetic number, because the mean of its divisors is an integer number (32566275).

Almost surely, 2130200101 is an apocalyptic number.

It is an amenable number.

130200101 is a deficient number, since it is larger than the sum of its proper divisors (64999).

130200101 is an equidigital number, since it uses as much as digits as its factorization.

130200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64998.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 130200101 is about 11410.5258862158. The cubic root of 130200101 is about 506.8394843203.

Adding to 130200101 its reverse (101002031), we get a palindrome (231202132).

The spelling of 130200101 in words is "one hundred thirty million, two hundred thousand, one hundred one".

Divisors: 1 2069 62929 130200101