Search a number
-
+
380297323 = 71312291811
BaseRepresentation
bin10110101010101…
…110000001101011
3222111121002212001
4112222232001223
51234324003243
6101423031431
712265321360
oct2652560153
9874532761
10380297323
1118573900a
12a743b577
1360a33603
1438716467
15235c0a4d
hex16aae06b

380297323 has 16 divisors (see below), whose sum is σ = 440098560. Its totient is φ = 321890400.

The previous prime is 380297311. The next prime is 380297377. The reversal of 380297323 is 323792083.

It is a cyclic number.

It is not a de Polignac number, because 380297323 - 29 = 380296811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380297383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209088 + ... + 210898.

It is an arithmetic number, because the mean of its divisors is an integer number (27506160).

Almost surely, 2380297323 is an apocalyptic number.

380297323 is a deficient number, since it is larger than the sum of its proper divisors (59801237).

380297323 is a wasteful number, since it uses less digits than its factorization.

380297323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 380297323 is about 19501.2133725058. The cubic root of 380297323 is about 724.5045036055.

The spelling of 380297323 in words is "three hundred eighty million, two hundred ninety-seven thousand, three hundred twenty-three".

Divisors: 1 7 131 229 917 1603 1811 12677 29999 209993 237241 414719 1660687 2903033 54328189 380297323