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380069788 = 22713573921
BaseRepresentation
bin10110101001110…
…110011110011100
3222111011112201211
4112221312132130
51234244213123
6101414114204
712263353120
oct2651663634
9874145654
10380069788
111855a306a
12a734b964
1360983b87
1438697580
152357840d
hex16a7679c

380069788 has 12 divisors (see below), whose sum is σ = 760139632. Its totient is φ = 162887040.

The previous prime is 380069759. The next prime is 380069797. The reversal of 380069788 is 887960083.

It is a happy number.

380069788 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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, 6786933 + ... + 6786988.

Almost surely, 2380069788 is an apocalyptic number.

It is an amenable number.

380069788 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

380069788 is a wasteful number, since it uses less digits than its factorization.

380069788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13573932 (or 13573930 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 380069788 is about 19495.3786318707. The cubic root of 380069788 is about 724.3599824547.

The spelling of 380069788 in words is "three hundred eighty million, sixty-nine thousand, seven hundred eighty-eight".

Divisors: 1 2 4 7 14 28 13573921 27147842 54295684 95017447 190034894 380069788