Search a number
-
+
10505113 is a prime number
BaseRepresentation
bin101000000100…
…101110011001
3201202201022021
4220010232121
510142130423
61013054441
7155202103
oct50045631
921681267
1010505113
115a25713
123627421
13223a758
141576573
15dc795d
hexa04b99

10505113 has 2 divisors, whose sum is σ = 10505114. Its totient is φ = 10505112.

The previous prime is 10505107. The next prime is 10505123. The reversal of 10505113 is 31150501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8690704 + 1814409 = 2948^2 + 1347^2 .

It is a cyclic number.

It is not a de Polignac number, because 10505113 - 213 = 10496921 is a prime.

It is a super-2 number, since 2×105051132 = 220714798285538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10505123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5252556 + 5252557.

It is an arithmetic number, because the mean of its divisors is an integer number (5252557).

Almost surely, 210505113 is an apocalyptic number.

It is an amenable number.

10505113 is a deficient number, since it is larger than the sum of its proper divisors (1).

10505113 is an equidigital number, since it uses as much as digits as its factorization.

10505113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75, while the sum is 16.

The square root of 10505113 is about 3241.1592062100. The cubic root of 10505113 is about 219.0114948478.

Adding to 10505113 its reverse (31150501), we get a palindrome (41655614).

The spelling of 10505113 in words is "ten million, five hundred five thousand, one hundred thirteen".