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380800286 = 2839226937
BaseRepresentation
bin10110101100101…
…000110100011110
3222112112122210022
4112230220310132
51234441102121
6101441512142
712302514626
oct2654506436
9875478708
10380800286
11185a51989
12a7642652
1360b7b519
1438807886
152366eaab
hex16b28d1e

380800286 has 8 divisors (see below), whose sum is σ = 571883760. Its totient is φ = 190172368.

The previous prime is 380800279. The next prime is 380800307. The reversal of 380800286 is 682008083.

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

It is a Curzon number.

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, 111791 + ... + 115146.

It is an arithmetic number, because the mean of its divisors is an integer number (71485470).

Almost surely, 2380800286 is an apocalyptic number.

380800286 is a deficient number, since it is larger than the sum of its proper divisors (191083474).

380800286 is a wasteful number, since it uses less digits than its factorization.

380800286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227778.

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 380800286 is about 19514.1047962749. The cubic root of 380800286 is about 724.8237612047.

The spelling of 380800286 in words is "three hundred eighty million, eight hundred thousand, two hundred eighty-six".

Divisors: 1 2 839 1678 226937 453874 190400143 380800286