Search a number
-
+
380873908 = 2295218477
BaseRepresentation
bin10110101100111…
…010110010110100
3222112200101210001
4112230322302310
51240000431113
6101443241044
712303242362
oct2654726264
9875611701
10380873908
11185aa2228
12a7679184
1360ba5b9c
1438826632
15236867dd
hex16b3acb4

380873908 has 6 divisors (see below), whose sum is σ = 666529346. Its totient is φ = 190436952.

The previous prime is 380873903. The next prime is 380873917. The reversal of 380873908 is 809378083.

380873908 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 239073444 + 141800464 = 15462^2 + 11908^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380873903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47609235 + ... + 47609242.

Almost surely, 2380873908 is an apocalyptic number.

It is an amenable number.

380873908 is a deficient number, since it is larger than the sum of its proper divisors (285655438).

380873908 is a wasteful number, since it uses less digits than its factorization.

380873908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95218481 (or 95218479 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 380873908 is about 19515.9910842365. The cubic root of 380873908 is about 724.8704694473.

The spelling of 380873908 in words is "three hundred eighty million, eight hundred seventy-three thousand, nine hundred eight".

Divisors: 1 2 4 95218477 190436954 380873908