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5278390706 = 27336153361
BaseRepresentation
bin1001110101001110…
…11101100110110010
3111121212020000211002
410322213131212302
541302232000311
62231434122002
7244542403121
oct47247354662
914555200732
105278390706
112269572076
121033880302
13661731914
1438104bab8
1520d5e793b
hex13a9dd9b2

5278390706 has 8 divisors (see below), whose sum is σ = 8026046364. Its totient is φ = 2603041920.

The previous prime is 5278390699. The next prime is 5278390751. The reversal of 5278390706 is 6070938725.

It can be written as a sum of positive squares in 2 ways, for example, as 5097246025 + 181144681 = 71395^2 + 13459^2 .

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

It is a super-2 number, since 2×52783907062 = 55722816890374356872, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 18076535 + ... + 18076826.

Almost surely, 25278390706 is an apocalyptic number.

5278390706 is a deficient number, since it is larger than the sum of its proper divisors (2747655658).

5278390706 is a wasteful number, since it uses less digits than its factorization.

5278390706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36153436.

The product of its (nonzero) digits is 635040, while the sum is 47.

The square root of 5278390706 is about 72652.5340645459. The cubic root of 5278390706 is about 1741.1406078926.

The spelling of 5278390706 in words is "five billion, two hundred seventy-eight million, three hundred ninety thousand, seven hundred six".

Divisors: 1 2 73 146 36153361 72306722 2639195353 5278390706