Search a number
-
+
380069930 = 2538006993
BaseRepresentation
bin10110101001110…
…110100000101010
3222111011112221002
4112221312200222
51234244214210
6101414115002
712263353412
oct2651664052
9874145832
10380069930
111855a3189
12a734ba62
1360983c66
1438697642
15235784a5
hex16a7682a

380069930 has 8 divisors (see below), whose sum is σ = 684125892. Its totient is φ = 152027968.

The previous prime is 380069909. The next prime is 380069941. The reversal of 380069930 is 39960083.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 367910761 + 12159169 = 19181^2 + 3487^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

380069930 is a modest number, since divided by 69930 gives 380 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19003487 + ... + 19003506.

Almost surely, 2380069930 is an apocalyptic number.

380069930 is a deficient number, since it is larger than the sum of its proper divisors (304055962).

380069930 is a wasteful number, since it uses less digits than its factorization.

380069930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38007000.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 380069930 is about 19495.3822737591. The cubic root of 380069930 is about 724.3600726655.

The spelling of 380069930 in words is "three hundred eighty million, sixty-nine thousand, nine hundred thirty".

Divisors: 1 2 5 10 38006993 76013986 190034965 380069930