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1293296 = 2480831
BaseRepresentation
bin100111011101111110000
32102201001212
410323233300
5312341141
643415252
713664354
oct4735760
92381055
101293296
11803744
12524528
13363884
14259464
151a82eb
hex13bbf0

1293296 has 10 divisors (see below), whose sum is σ = 2505792. Its totient is φ = 646640.

The previous prime is 1293287. The next prime is 1293307. The reversal of 1293296 is 6923921.

It is a super-2 number, since 2×12932962 = 3345229087232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40400 + ... + 40431.

21293296 is an apocalyptic number.

1293296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1293296 is a deficient number, since it is larger than the sum of its proper divisors (1212496).

1293296 is an equidigital number, since it uses as much as digits as its factorization.

1293296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80839 (or 80833 counting only the distinct ones).

The product of its digits is 5832, while the sum is 32.

The square root of 1293296 is about 1137.2317266063. The cubic root of 1293296 is about 108.9513572481.

The spelling of 1293296 in words is "one million, two hundred ninety-three thousand, two hundred ninety-six".

Divisors: 1 2 4 8 16 80831 161662 323324 646648 1293296