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14928208 = 247312781
BaseRepresentation
bin111000111100…
…100101010000
31001002102122121
4320330211100
512310200313
61251544024
7240613321
oct70744520
931072577
1014928208
118476869
124bbb014
133128a79
141da8448
15149d28d
hexe3c950

14928208 has 20 divisors (see below), whose sum is σ = 29321908. Its totient is φ = 7361280.

The previous prime is 14928197. The next prime is 14928209. The reversal of 14928208 is 80282941.

It can be written as a sum of positive squares in 2 ways, for example, as 9784384 + 5143824 = 3128^2 + 2268^2 .

It is a super-4 number, since 4×149282084 (a number of 30 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14928209) 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, 5223 + ... + 7558.

Almost surely, 214928208 is an apocalyptic number.

It is an amenable number.

14928208 is a deficient number, since it is larger than the sum of its proper divisors (14393700).

14928208 is a wasteful number, since it uses less digits than its factorization.

14928208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12862 (or 12856 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 14928208 is about 3863.7039224040. The cubic root of 14928208 is about 246.2271240570.

The spelling of 14928208 in words is "fourteen million, nine hundred twenty-eight thousand, two hundred eight".

Divisors: 1 2 4 8 16 73 146 292 584 1168 12781 25562 51124 102248 204496 933013 1866026 3732052 7464104 14928208