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1336989 = 33111433
BaseRepresentation
bin101000110011010011101
32111221000010
411012122131
5320240424
644353433
714235633
oct5063235
92457003
101336989
11833555
12545879
1337a724
1426b353
151b6229
hex14669d

1336989 has 8 divisors (see below), whose sum is σ = 1789632. Its totient is φ = 887840.

The previous prime is 1336963. The next prime is 1336997. The reversal of 1336989 is 9896331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1336989 - 25 = 1336957 is a prime.

It is a super-2 number, since 2×13369892 = 3575079172242, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1336919) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 217 + ... + 1649.

It is an arithmetic number, because the mean of its divisors is an integer number (223704).

21336989 is an apocalyptic number.

It is an amenable number.

1336989 is a deficient number, since it is larger than the sum of its proper divisors (452643).

1336989 is a wasteful number, since it uses less digits than its factorization.

1336989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747.

The product of its digits is 34992, while the sum is 39.

The square root of 1336989 is about 1156.2824049513. The cubic root of 1336989 is about 110.1647393840.

The spelling of 1336989 in words is "one million, three hundred thirty-six thousand, nine hundred eighty-nine".

Divisors: 1 3 311 933 1433 4299 445663 1336989