Search a number
-
+
10428415 = 57328571
BaseRepresentation
bin100111110001…
…111111111111
3201121211002121
4213301333333
510132202130
61011303411
7154432354
oct47617777
921554077
1010428415
115983028
1235aab67
13221187a
14155662b
15daed7a
hex9f1fff

10428415 has 8 divisors (see below), whose sum is σ = 12685968. Its totient is φ = 8228160.

The previous prime is 10428401. The next prime is 10428419. The reversal of 10428415 is 51482401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10428415 - 215 = 10395647 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 10428415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10428419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13921 + ... + 14650.

It is an arithmetic number, because the mean of its divisors is an integer number (1585746).

Almost surely, 210428415 is an apocalyptic number.

10428415 is a deficient number, since it is larger than the sum of its proper divisors (2257553).

10428415 is an equidigital number, since it uses as much as digits as its factorization.

10428415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28649.

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 10428415 is about 3229.3056529229. The cubic root of 10428415 is about 218.4771902523.

The spelling of 10428415 in words is "ten million, four hundred twenty-eight thousand, four hundred fifteen".

Divisors: 1 5 73 365 28571 142855 2085683 10428415