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380950271 = 13214113687
BaseRepresentation
bin10110101101001…
…101011011111111
3222112211021112022
4112231031123333
51240010402041
6101445030355
712304011122
oct2655153377
9875737468
10380950271
11186044639
12a76b53bb
1360c01880
14388463b9
152369e24b
hex16b4d6ff

380950271 has 8 divisors (see below), whose sum is σ = 410475744. Its totient is φ = 351456480.

The previous prime is 380950259. The next prime is 380950279. The reversal of 380950271 is 172059083.

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

It is a cyclic number.

It is not a de Polignac number, because 380950271 - 214 = 380933887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380950279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20990 + ... + 34676.

It is an arithmetic number, because the mean of its divisors is an integer number (51309468).

Almost surely, 2380950271 is an apocalyptic number.

380950271 is a deficient number, since it is larger than the sum of its proper divisors (29525473).

380950271 is a wasteful number, since it uses less digits than its factorization.

380950271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15841.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 380950271 is about 19517.9474074504. The cubic root of 380950271 is about 724.9189103123.

The spelling of 380950271 in words is "three hundred eighty million, nine hundred fifty thousand, two hundred seventy-one".

Divisors: 1 13 2141 13687 27833 177931 29303867 380950271