Search a number
-
+
8274141841 = 71182020263
BaseRepresentation
bin1111011010010110…
…10110001010010001
3210100122020221210211
413231023112022101
5113421140014331
63445011324121
7412020021340
oct75513261221
923318227724
108274141841
1135665a0259
12172abb0641
13a1b289224
14586c69b57
153365ec8b1
hex1ed2d6291

8274141841 has 4 divisors (see below), whose sum is σ = 9456162112. Its totient is φ = 7092121572.

The previous prime is 8274141833. The next prime is 8274141847. The reversal of 8274141841 is 1481414728.

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 8274141841 - 23 = 8274141833 is a prime.

It is a super-2 number, since 2×82741418412 (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 = 8274141794 and 8274141803.

It is not an unprimeable number, because it can be changed into a prime (8274141847) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 591010125 + ... + 591010138.

It is an arithmetic number, because the mean of its divisors is an integer number (2364040528).

Almost surely, 28274141841 is an apocalyptic number.

It is an amenable number.

8274141841 is a deficient number, since it is larger than the sum of its proper divisors (1182020271).

8274141841 is a wasteful number, since it uses less digits than its factorization.

8274141841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182020270.

The product of its digits is 57344, while the sum is 40.

The square root of 8274141841 is about 90962.3100025500. The cubic root of 8274141841 is about 2022.5890600643.

The spelling of 8274141841 in words is "eight billion, two hundred seventy-four million, one hundred forty-one thousand, eight hundred forty-one".

Divisors: 1 7 1182020263 8274141841