Search a number
-
+
7110642425 = 52377687181
BaseRepresentation
bin1101001111101001…
…11100101011111001
3200100112221001122212
412213310330223321
5104030311024200
63133325424505
7341131314635
oct64764745371
920315831585
107110642425
113019854997
12146540b135
13894204833
144b651bdc5
152b93c2035
hex1a7d3caf9

7110642425 has 12 divisors (see below), whose sum is σ = 9055500396. Its totient is φ = 5534769600.

The previous prime is 7110642419. The next prime is 7110642493. The reversal of 7110642425 is 5242460117.

It can be written as a sum of positive squares in 6 ways, for example, as 638118121 + 6472524304 = 25261^2 + 80452^2 .

It is not a de Polignac number, because 7110642425 - 28 = 7110642169 is a prime.

It is a super-2 number, since 2×71106424252 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7110642391 and 7110642400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3842666 + ... + 3844515.

It is an arithmetic number, because the mean of its divisors is an integer number (754625033).

Almost surely, 27110642425 is an apocalyptic number.

It is an amenable number.

7110642425 is a deficient number, since it is larger than the sum of its proper divisors (1944857971).

7110642425 is a wasteful number, since it uses less digits than its factorization.

7110642425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7687228 (or 7687223 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 7110642425 is about 84324.6252585803. The cubic root of 7110642425 is about 1922.9571785019.

The spelling of 7110642425 in words is "seven billion, one hundred ten million, six hundred forty-two thousand, four hundred twenty-five".

Divisors: 1 5 25 37 185 925 7687181 38435905 192179525 284425697 1422128485 7110642425