Search a number
-
+
8412741841 = 72131032
BaseRepresentation
bin1111101010111000…
…00100000011010001
3210201022001120021011
413311130010003101
5114212130214331
63510442130521
7415322061100
oct76534040321
923638046234
108412741841
113627856509
1217694b0a41
13a40bc626a
1459b428037
153438793b1
hex1f57040d1

8412741841 has 9 divisors (see below), whose sum is σ = 9786997641. Its totient is φ = 7210371252.

The previous prime is 8412741833. The next prime is 8412741881. The reversal of 8412741841 is 1481472148.

The square root of 8412741841 is 91721.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 8412741841 - 23 = 8412741833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8412741794 and 8412741803.

It is not an unprimeable number, because it can be changed into a prime (8412741811) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 635496 + ... + 648598.

Almost surely, 28412741841 is an apocalyptic number.

8412741841 is the 91721-st square number.

8412741841 is the 45861-st centered octagonal number.

It is an amenable number.

8412741841 is a deficient number, since it is larger than the sum of its proper divisors (1374255800).

8412741841 is an frugal number, since it uses more digits than its factorization.

8412741841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26220 (or 13110 counting only the distinct ones).

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

The cubic root of 8412741841 is about 2033.8200325193.

The spelling of 8412741841 in words is "eight billion, four hundred twelve million, seven hundred forty-one thousand, eight hundred forty-one".

Divisors: 1 7 49 13103 91721 642047 171688609 1201820263 8412741841