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4997649275 = 521631226417
BaseRepresentation
bin1001010011110001…
…00001001101111011
3110220021221212222022
410221320201031323
540213344234100
62143524545055
7234563214023
oct45170411573
913807855868
104997649275
112135051963
12b7585218b
13618517928
14355a4ca83
151e3b3ee85
hex129e2137b

4997649275 has 12 divisors (see below), whose sum is σ = 6235109112. Its totient is φ = 3973587840.

The previous prime is 4997649269. The next prime is 4997649289. The reversal of 4997649275 is 5729467994.

It is not a de Polignac number, because 4997649275 - 214 = 4997632891 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 609134 + ... + 617283.

It is an arithmetic number, because the mean of its divisors is an integer number (519592426).

Almost surely, 24997649275 is an apocalyptic number.

4997649275 is a deficient number, since it is larger than the sum of its proper divisors (1237459837).

4997649275 is a wasteful number, since it uses less digits than its factorization.

4997649275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226590 (or 1226585 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 62.

The square root of 4997649275 is about 70694.0540286098. The cubic root of 4997649275 is about 1709.7079257889.

The spelling of 4997649275 in words is "four billion, nine hundred ninety-seven million, six hundred forty-nine thousand, two hundred seventy-five".

Divisors: 1 5 25 163 815 4075 1226417 6132085 30660425 199905971 999529855 4997649275