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130041321 = 344397849
BaseRepresentation
bin1111100000001…
…00010111101001
3100001200210011020
413300010113221
5231242310241
620523123053
73136222134
oct760042751
9301623136
10130041321
116744aa73
1237673489
1320c31537
14133b121b
15b63ab66
hex7c045e9

130041321 has 8 divisors (see below), whose sum is σ = 173781600. Its totient is φ = 86497632.

The previous prime is 130041319. The next prime is 130041323. The reversal of 130041321 is 123140031.

It is an interprime number because it is at equal distance from previous prime (130041319) and next prime (130041323).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130041321 - 21 = 130041319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130041321.

It is not an unprimeable number, because it can be changed into a prime (130041323) 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 7 ways as a sum of consecutive naturals, for example, 47596 + ... + 50253.

It is an arithmetic number, because the mean of its divisors is an integer number (21722700).

Almost surely, 2130041321 is an apocalyptic number.

It is an amenable number.

130041321 is a deficient number, since it is larger than the sum of its proper divisors (43740279).

130041321 is an equidigital number, since it uses as much as digits as its factorization.

130041321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98295.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 130041321 is about 11403.5661527436. The cubic root of 130041321 is about 506.6333689933.

Adding to 130041321 its reverse (123140031), we get a palindrome (253181352).

The spelling of 130041321 in words is "one hundred thirty million, forty-one thousand, three hundred twenty-one".

Divisors: 1 3 443 1329 97849 293547 43347107 130041321