Search a number
-
+
8308036145 = 52957296801
BaseRepresentation
bin1111011110011001…
…01001001000110001
3210110000000222001102
413233030221020301
5114003324124040
63452222014145
7412611066503
oct75714511061
923400028042
108308036145
113583740582
12173a417355
13a252c5926
1458b56dd73
15339595515
hex1ef329231

8308036145 has 8 divisors (see below), whose sum is σ = 10313424360. Its totient is φ = 6417241600.

The previous prime is 8308036127. The next prime is 8308036151. The reversal of 8308036145 is 5416308038.

It can be written as a sum of positive squares in 4 ways, for example, as 93876721 + 8214159424 = 9689^2 + 90632^2 .

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

It is not a de Polignac number, because 8308036145 - 222 = 8303841841 is a prime.

It is a super-2 number, since 2×83080361452 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8308036099 and 8308036108.

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 7 ways as a sum of consecutive naturals, for example, 28648256 + ... + 28648545.

It is an arithmetic number, because the mean of its divisors is an integer number (1289178045).

Almost surely, 28308036145 is an apocalyptic number.

It is an amenable number.

8308036145 is a deficient number, since it is larger than the sum of its proper divisors (2005388215).

8308036145 is a wasteful number, since it uses less digits than its factorization.

8308036145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57296835.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 8308036145 is about 91148.4291965583. The cubic root of 8308036145 is about 2025.3470843362.

The spelling of 8308036145 in words is "eight billion, three hundred eight million, thirty-six thousand, one hundred forty-five".

Divisors: 1 5 29 145 57296801 286484005 1661607229 8308036145