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380038766 = 2375135659
BaseRepresentation
bin10110101001101…
…110111001101110
3222111002222011212
4112221232321232
51234242220031
6101413314422
712263163512
oct2651567156
9874088155
10380038766
11185581828
12a7335a12
1360972a13
143868a142
152356e12b
hex16a6ee6e

380038766 has 8 divisors (see below), whose sum is σ = 585465240. Its totient is φ = 184883688.

The previous prime is 380038739. The next prime is 380038777. The reversal of 380038766 is 667830083.

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

It is a super-3 number, since 3×3800387663 (a number of 27 digits) contains 333 as substring.

It is a congruent number.

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, 2567756 + ... + 2567903.

It is an arithmetic number, because the mean of its divisors is an integer number (73183155).

Almost surely, 2380038766 is an apocalyptic number.

380038766 is a deficient number, since it is larger than the sum of its proper divisors (205426474).

380038766 is a wasteful number, since it uses less digits than its factorization.

380038766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5135698.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 380038766 is about 19494.5829911799. The cubic root of 380038766 is about 724.3402740507.

The spelling of 380038766 in words is "three hundred eighty million, thirty-eight thousand, seven hundred sixty-six".

Divisors: 1 2 37 74 5135659 10271318 190019383 380038766