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10130993 = 99110223
BaseRepresentation
bin100110101001…
…011000110001
3201001201002222
4212221120301
510043142433
61001050425
7152053265
oct46513061
921051088
1010130993
11579a624
123486a15
132139392
1414ba0a5
15d51b98
hex9a9631

10130993 has 4 divisors (see below), whose sum is σ = 10142208. Its totient is φ = 10119780.

The previous prime is 10130983. The next prime is 10130999. The reversal of 10130993 is 39903101.

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.

It is a cyclic number.

It is not a de Polignac number, because 10130993 - 210 = 10129969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10130999) 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 3 ways as a sum of consecutive naturals, for example, 4121 + ... + 6102.

It is an arithmetic number, because the mean of its divisors is an integer number (2535552).

Almost surely, 210130993 is an apocalyptic number.

It is an amenable number.

10130993 is a deficient number, since it is larger than the sum of its proper divisors (11215).

10130993 is an equidigital number, since it uses as much as digits as its factorization.

10130993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11214.

The product of its (nonzero) digits is 729, while the sum is 26.

The square root of 10130993 is about 3182.9220851287. The cubic root of 10130993 is about 216.3801105925.

The spelling of 10130993 in words is "ten million, one hundred thirty thousand, nine hundred ninety-three".

Divisors: 1 991 10223 10130993