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380067630 = 23512668921
BaseRepresentation
bin10110101001110…
…101111100101110
3222111011102202220
4112221311330232
51234244131010
6101414100210
712263343615
oct2651657456
9874142686
10380067630
111855a1488
12a734a666
1360982bb7
143869687c
1523577970
hex16a75f2e

380067630 has 16 divisors (see below), whose sum is σ = 912162384. Its totient is φ = 101351360.

The previous prime is 380067619. The next prime is 380067739. The reversal of 380067630 is 36760083.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 380067591 and 380067600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6334431 + ... + 6334490.

It is an arithmetic number, because the mean of its divisors is an integer number (57010149).

Almost surely, 2380067630 is an apocalyptic number.

380067630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

380067630 is an abundant number, since it is smaller than the sum of its proper divisors (532094754).

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

380067630 is a wasteful number, since it uses less digits than its factorization.

380067630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12668931.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 380067630 is about 19495.3232853421. The cubic root of 380067630 is about 724.3586115032.

The spelling of 380067630 in words is "three hundred eighty million, sixty-seven thousand, six hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 12668921 25337842 38006763 63344605 76013526 126689210 190033815 380067630