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10130105 = 52026021
BaseRepresentation
bin100110101001…
…001010111001
3201001122220002
4212221022321
510043130410
61001042345
7152050556
oct46511271
921048802
1010130105
115799997
1234863b5
132138b5b
1414b9a2d
15d517a5
hex9a92b9

10130105 has 4 divisors (see below), whose sum is σ = 12156132. Its totient is φ = 8104080.

The previous prime is 10130101. The next prime is 10130117. The reversal of 10130105 is 50103101.

10130105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50103101 = 427111731.

It can be written as a sum of positive squares in 2 ways, for example, as 1297321 + 8832784 = 1139^2 + 2972^2 .

It is not a de Polignac number, because 10130105 - 22 = 10130101 is a prime.

It is a super-2 number, since 2×101301052 = 205238054622050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10130101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1013006 + ... + 1013015.

It is an arithmetic number, because the mean of its divisors is an integer number (3039033).

Almost surely, 210130105 is an apocalyptic number.

It is an amenable number.

10130105 is a deficient number, since it is larger than the sum of its proper divisors (2026027).

10130105 is an equidigital number, since it uses as much as digits as its factorization.

10130105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026026.

The product of its (nonzero) digits is 15, while the sum is 11.

The square root of 10130105 is about 3182.7825876110. The cubic root of 10130105 is about 216.3737883707.

Adding to 10130105 its reverse (50103101), we get a palindrome (60233206).

The spelling of 10130105 in words is "ten million, one hundred thirty thousand, one hundred five".

Divisors: 1 5 2026021 10130105