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10130689 = 21114799
BaseRepresentation
bin100110101001…
…010100000001
3201001200200201
4212221110001
510043140224
61001045201
7152052352
oct46512401
921050621
1010130689
11579a378
123486801
1321391ba
1414b9d29
15d51a44
hex9a9501

10130689 has 4 divisors (see below), whose sum is σ = 10137600. Its totient is φ = 10123780.

The previous prime is 10130651. The next prime is 10130699. The reversal of 10130689 is 98603101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10130689 - 29 = 10130177 is a prime.

It is a super-2 number, since 2×101306892 = 205261719229442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10130699) 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, 289 + ... + 4510.

It is an arithmetic number, because the mean of its divisors is an integer number (2534400).

Almost surely, 210130689 is an apocalyptic number.

It is an amenable number.

10130689 is a deficient number, since it is larger than the sum of its proper divisors (6911).

10130689 is an equidigital number, since it uses as much as digits as its factorization.

10130689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6910.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 10130689 is about 3182.8743299100. The cubic root of 10130689 is about 216.3779462699.

The spelling of 10130689 in words is "ten million, one hundred thirty thousand, six hundred eighty-nine".

Divisors: 1 2111 4799 10130689