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10130245 = 53136473
BaseRepresentation
bin100110101001…
…001101000101
3201001200002021
4212221031011
510043131440
61001043141
7152051146
oct46511505
921050067
1010130245
11579a004
1234864b1
132138c38
1414b9acd
15d5184a
hex9a9345

10130245 has 8 divisors (see below), whose sum is σ = 12197016. Its totient is φ = 8077056.

The previous prime is 10130243. The next prime is 10130257. The reversal of 10130245 is 54203101.

It can be written as a sum of positive squares in 4 ways, for example, as 408321 + 9721924 = 639^2 + 3118^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10130245 - 21 = 10130243 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 (10130243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1672 + ... + 4801.

It is an arithmetic number, because the mean of its divisors is an integer number (1524627).

Almost surely, 210130245 is an apocalyptic number.

It is an amenable number.

10130245 is a deficient number, since it is larger than the sum of its proper divisors (2066771).

10130245 is an equidigital number, since it uses as much as digits as its factorization.

10130245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6791.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 10130245 is about 3182.8045808689. The cubic root of 10130245 is about 216.3747851419.

Adding to 10130245 its reverse (54203101), we get a palindrome (64333346).

The spelling of 10130245 in words is "ten million, one hundred thirty thousand, two hundred forty-five".

Divisors: 1 5 313 1565 6473 32365 2026049 10130245