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130056241 = 722654209
BaseRepresentation
bin1111100000010…
…00000000110001
3100001201112121211
413300020000301
5231243244431
620523320121
73136313500
oct760100061
9301645554
10130056241
11674601a7
1237680041
1320c38273
14133b6837
15b6402b1
hex7c08031

130056241 has 6 divisors (see below), whose sum is σ = 151289970. Its totient is φ = 111476736.

The previous prime is 130056217. The next prime is 130056247. The reversal of 130056241 is 142650031.

It can be written as a sum of positive squares in only one way, i.e., 90630400 + 39425841 = 9520^2 + 6279^2 .

It is not a de Polignac number, because 130056241 - 211 = 130054193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130056247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1327056 + ... + 1327153.

It is an arithmetic number, because the mean of its divisors is an integer number (25214995).

Almost surely, 2130056241 is an apocalyptic number.

It is an amenable number.

130056241 is a deficient number, since it is larger than the sum of its proper divisors (21233729).

130056241 is an equidigital number, since it uses as much as digits as its factorization.

130056241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654223 (or 2654216 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 130056241 is about 11404.2203153043. The cubic root of 130056241 is about 506.6527440676.

The spelling of 130056241 in words is "one hundred thirty million, fifty-six thousand, two hundred forty-one".

Divisors: 1 7 49 2654209 18579463 130056241