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1213482 = 23263769
BaseRepresentation
bin100101000010000101010
32021122120210
410220100222
5302312412
642001550
713212564
oct4502052
92248523
101213482
11759786
124a62b6
1333644a
14238334
1518e83c
hex12842a

1213482 has 16 divisors (see below), whose sum is σ = 2439360. Its totient is φ = 402432.

The previous prime is 1213481. The next prime is 1213483. The reversal of 1213482 is 2843121.

It is an interprime number because it is at equal distance from previous prime (1213481) and next prime (1213483).

It is not an unprimeable number, because it can be changed into a prime (1213481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1194 + ... + 1962.

It is an arithmetic number, because the mean of its divisors is an integer number (152460).

21213482 is an apocalyptic number.

1213482 is an abundant number, since it is smaller than the sum of its proper divisors (1225878).

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

1213482 is a wasteful number, since it uses less digits than its factorization.

1213482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037.

The product of its digits is 384, while the sum is 21.

The square root of 1213482 is about 1101.5815902601. The cubic root of 1213482 is about 106.6623414045.

The spelling of 1213482 in words is "one million, two hundred thirteen thousand, four hundred eighty-two".

Divisors: 1 2 3 6 263 526 769 789 1538 1578 2307 4614 202247 404494 606741 1213482