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1214384 = 24711069
BaseRepresentation
bin100101000011110110000
32021200211012
410220132300
5302330014
642010052
713215323
oct4503660
92250735
101214384
1175a426
124a6928
13336992
142387ba
1518ec3e
hex1287b0

1214384 has 20 divisors (see below), whose sum is σ = 2388240. Its totient is φ = 598080.

The previous prime is 1214371. The next prime is 1214393. The reversal of 1214384 is 4834121.

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, 602 + ... + 1670.

It is an arithmetic number, because the mean of its divisors is an integer number (119412).

21214384 is an apocalyptic number.

It is an amenable number.

1214384 is a deficient number, since it is larger than the sum of its proper divisors (1173856).

1214384 is a wasteful number, since it uses less digits than its factorization.

1214384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148 (or 1142 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 1214384 is about 1101.9909255525. The cubic root of 1214384 is about 106.6887627836.

The spelling of 1214384 in words is "one million, two hundred fourteen thousand, three hundred eighty-four".

Divisors: 1 2 4 8 16 71 142 284 568 1069 1136 2138 4276 8552 17104 75899 151798 303596 607192 1214384