Search a number
-
+
8150069792 = 25159592
BaseRepresentation
bin1111001011100100…
…00011001000100000
3210000222210102221202
413211302003020200
5113142404213132
63424420140332
7405652310264
oct74562031040
923028712852
108150069792
113502558077
1216b55376a8
139cb667a07
145745b00a4
1532a790762
hex1e5c83220

8150069792 has 18 divisors (see below), whose sum is σ = 16046455383. Its totient is φ = 4074779552.

The previous prime is 8150069731. The next prime is 8150069819. The reversal of 8150069792 is 2979600518.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 4075034896 + 4075034896 = 63836^2 + 63836^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=63836.

It is a super-2 number, since 2×81500697922 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 502709 + ... + 518667.

Almost surely, 28150069792 is an apocalyptic number.

It is an amenable number.

8150069792 is a deficient number, since it is larger than the sum of its proper divisors (7896385591).

8150069792 is an frugal number, since it uses more digits than its factorization.

8150069792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31928 (or 15961 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 8150069792 is about 90277.7369676489. The cubic root of 8150069792 is about 2012.4284231683.

The spelling of 8150069792 in words is "eight billion, one hundred fifty million, sixty-nine thousand, seven hundred ninety-two".

Divisors: 1 2 4 8 16 32 15959 31918 63836 127672 255344 510688 254689681 509379362 1018758724 2037517448 4075034896 8150069792