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1341284 = 22747903
BaseRepresentation
bin101000111011101100100
32112010220012
411013131210
5320410114
644425352
714254310
oct5073544
92463805
101341284
118367aa
12548258
1337c679
1426cb40
151b763e
hex147764

1341284 has 12 divisors (see below), whose sum is σ = 2682624. Its totient is φ = 574824.

The previous prime is 1341259. The next prime is 1341293. The reversal of 1341284 is 4821431.

1341284 is an admirable number.

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, 23924 + ... + 23979.

It is an arithmetic number, because the mean of its divisors is an integer number (223552).

21341284 is an apocalyptic number.

1341284 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1341284 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1341284 is a wasteful number, since it uses less digits than its factorization.

1341284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47914 (or 47912 counting only the distinct ones).

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

The square root of 1341284 is about 1158.1381610153. The cubic root of 1341284 is about 110.2825792451.

The spelling of 1341284 in words is "one million, three hundred forty-one thousand, two hundred eighty-four".

Divisors: 1 2 4 7 14 28 47903 95806 191612 335321 670642 1341284