Search a number
-
+
8106268915 = 514231139321
BaseRepresentation
bin1111000110010101…
…11101100011110011
3202220221101010110001
413203022331203303
5113100201101130
63420213250431
7404611102033
oct74312754363
922827333401
108106268915
11348a8608a8
1216a2933a17
139c2570134
1456c84b8c3
153269dc6ca
hex1e32bd8f3

8106268915 has 8 divisors (see below), whose sum is σ = 9734367168. Its totient is φ = 6480452160.

The previous prime is 8106268847. The next prime is 8106268931. The reversal of 8106268915 is 5198626018.

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

It is not a de Polignac number, because 8106268915 - 217 = 8106137843 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562546 + ... + 576775.

It is an arithmetic number, because the mean of its divisors is an integer number (1216795896).

Almost surely, 28106268915 is an apocalyptic number.

8106268915 is a deficient number, since it is larger than the sum of its proper divisors (1628098253).

8106268915 is a wasteful number, since it uses less digits than its factorization.

8106268915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140749.

The product of its (nonzero) digits is 207360, while the sum is 46.

The square root of 8106268915 is about 90034.8205695996. The cubic root of 8106268915 is about 2008.8168176643.

The spelling of 8106268915 in words is "eight billion, one hundred six million, two hundred sixty-eight thousand, nine hundred fifteen".

Divisors: 1 5 1423 7115 1139321 5696605 1621253783 8106268915