Search a number
-
+
794506969 = 7123972
BaseRepresentation
bin101111010110110…
…011011011011001
32001101000010200001
4233112303123121
53111343210334
6210501013001
725455124564
oct5726633331
92041003601
10794506969
11378529933
121a20b4161
13c87ab889
14777394db
1549b3e714
hex2f5b36d9

794506969 has 9 divisors (see below), whose sum is σ = 807889791. Its totient is φ = 781343640.

The previous prime is 794506949. The next prime is 794506981. The reversal of 794506969 is 969605497.

The square root of 794506969 is 28187.

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

It can be written as a sum of positive squares in only one way, i.e., 532455625 + 262051344 = 23075^2 + 16188^2 .

It is not a de Polignac number, because 794506969 - 27 = 794506841 is a prime.

It is a super-2 number, since 2×7945069692 = 1262482647579133922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (794506949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2001079 + ... + 2001475.

Almost surely, 2794506969 is an apocalyptic number.

794506969 is the 28187-th square number.

794506969 is the 14094-th centered octagonal number.

It is an amenable number.

794506969 is a deficient number, since it is larger than the sum of its proper divisors (13382822).

794506969 is an frugal number, since it uses more digits than its factorization.

794506969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 55.

The cubic root of 794506969 is about 926.1881858748.

The spelling of 794506969 in words is "seven hundred ninety-four million, five hundred six thousand, nine hundred sixty-nine".

Divisors: 1 71 397 5041 28187 157609 2001277 11190239 794506969