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130130323 = 601216523
BaseRepresentation
bin1111100000110…
…10000110010011
3100001212022020121
413300122012103
5231303132243
620525051111
73140042461
oct760320623
9301768217
10130130323
1167500924
12376b6a97
1320c62bbb
14133d5831
15b6571ed
hex7c1a193

130130323 has 4 divisors (see below), whose sum is σ = 130347448. Its totient is φ = 129913200.

The previous prime is 130130321. The next prime is 130130327. The reversal of 130130323 is 323031031.

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

It is a cyclic number.

It is not a de Polignac number, because 130130323 - 21 = 130130321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130130297 and 130130306.

It is not an unprimeable number, because it can be changed into a prime (130130321) 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, 107661 + ... + 108862.

It is an arithmetic number, because the mean of its divisors is an integer number (32586862).

Almost surely, 2130130323 is an apocalyptic number.

130130323 is a deficient number, since it is larger than the sum of its proper divisors (217125).

130130323 is an equidigital number, since it uses as much as digits as its factorization.

130130323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217124.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 130130323 is about 11407.4678610110. The cubic root of 130130323 is about 506.7489248274.

Adding to 130130323 its reverse (323031031), we get a palindrome (453161354).

The spelling of 130130323 in words is "one hundred thirty million, one hundred thirty thousand, three hundred twenty-three".

Divisors: 1 601 216523 130130323