Search a number
-
+
10389107 = 11391939
BaseRepresentation
bin100111101000…
…011001110011
3201112211011202
4213220121303
510124422412
61010401415
7154206641
oct47503163
921484152
1010389107
115956543
12359026b
1321c9a01
141546191
15da33c2
hex9e8673

10389107 has 4 divisors (see below), whose sum is σ = 10481160. Its totient is φ = 10297056.

The previous prime is 10389103. The next prime is 10389139. The reversal of 10389107 is 70198301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10389107 - 22 = 10389103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10389107.

It is not an unprimeable number, because it can be changed into a prime (10389103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45857 + ... + 46082.

It is an arithmetic number, because the mean of its divisors is an integer number (2620290).

Almost surely, 210389107 is an apocalyptic number.

10389107 is a deficient number, since it is larger than the sum of its proper divisors (92053).

10389107 is an equidigital number, since it uses as much as digits as its factorization.

10389107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92052.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 10389107 is about 3223.2137688959. The cubic root of 10389107 is about 218.2023413828.

The spelling of 10389107 in words is "ten million, three hundred eighty-nine thousand, one hundred seven".

Divisors: 1 113 91939 10389107