Search a number
-
+
380432212 = 22195005687
BaseRepresentation
bin10110101011001…
…110111101010100
3222111211221212221
4112223032331110
51234342312322
6101425552124
712266422546
oct2653167524
9874757787
10380432212
11185820396
12a74a5644
1360a7cb24
143874d696
15235ea9c7
hex16acef54

380432212 has 12 divisors (see below), whose sum is σ = 700796320. Its totient is φ = 180204696.

The previous prime is 380432203. The next prime is 380432219. The reversal of 380432212 is 212234083.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380432219) 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, 2502768 + ... + 2502919.

Almost surely, 2380432212 is an apocalyptic number.

It is an amenable number.

380432212 is a deficient number, since it is larger than the sum of its proper divisors (320364108).

380432212 is a wasteful number, since it uses less digits than its factorization.

380432212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005710 (or 5005708 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 380432212 is about 19504.6715429920. The cubic root of 380432212 is about 724.5901524999.

Adding to 380432212 its reverse (212234083), we get a palindrome (592666295).

The spelling of 380432212 in words is "three hundred eighty million, four hundred thirty-two thousand, two hundred twelve".

Divisors: 1 2 4 19 38 76 5005687 10011374 20022748 95108053 190216106 380432212