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1384371208 = 231115731491
BaseRepresentation
bin101001010000011…
…1101010000001000
310120110221100021201
41102200331100020
510313344334313
6345211513544
746206650443
oct12240752010
93513840251
101384371208
11650494640
123277588b4
13190a68b7c
14d1c0465a
15818090dd
hex5283d408

1384371208 has 16 divisors (see below), whose sum is σ = 2831668560. Its totient is φ = 629259600.

The previous prime is 1384371199. The next prime is 1384371227. The reversal of 1384371208 is 8021734831.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7865658 + ... + 7865833.

It is an arithmetic number, because the mean of its divisors is an integer number (176979285).

Almost surely, 21384371208 is an apocalyptic number.

It is an amenable number.

1384371208 is an abundant number, since it is smaller than the sum of its proper divisors (1447297352).

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

1384371208 is a wasteful number, since it uses less digits than its factorization.

1384371208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15731508 (or 15731504 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 1384371208 is about 37207.1392074156. The cubic root of 1384371208 is about 1114.5105556927.

The spelling of 1384371208 in words is "one billion, three hundred eighty-four million, three hundred seventy-one thousand, two hundred eight".

Divisors: 1 2 4 8 11 22 44 88 15731491 31462982 62925964 125851928 173046401 346092802 692185604 1384371208