Search a number
-
+
8840130269 = 43920136971
BaseRepresentation
bin10000011101110100…
…11010111011011101
3211211002021010222012
420032322122323131
5121101033132034
64021110401005
7432031603355
oct101672327335
924732233865
108840130269
113827028793
121868660165
13aab606c19
145dc0bbb65
1536b14ccce
hex20ee9aedd

8840130269 has 4 divisors (see below), whose sum is σ = 8860267680. Its totient is φ = 8819992860.

The previous prime is 8840130197. The next prime is 8840130301. The reversal of 8840130269 is 9620310488.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8840130269 - 216 = 8840064733 is a prime.

It is a super-2 number, since 2×88401302692 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8840132269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10068047 + ... + 10068924.

It is an arithmetic number, because the mean of its divisors is an integer number (2215066920).

Almost surely, 28840130269 is an apocalyptic number.

It is an amenable number.

8840130269 is a deficient number, since it is larger than the sum of its proper divisors (20137411).

8840130269 is a wasteful number, since it uses less digits than its factorization.

8840130269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20137410.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 8840130269 is about 94021.9669492188. The cubic root of 8840130269 is about 2067.6937814563.

The spelling of 8840130269 in words is "eight billion, eight hundred forty million, one hundred thirty thousand, two hundred sixty-nine".

Divisors: 1 439 20136971 8840130269