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11297739 = 35996287
BaseRepresentation
bin101011000110…
…001111001011
3210020222120210
4223012033023
510343011424
61042052203
7165013005
oct53061713
923228523
1011297739
116417182
12394a063
13245746b
141701375
15ed2729
hexac63cb

11297739 has 8 divisors (see below), whose sum is σ = 15091200. Its totient is φ = 7518056.

The previous prime is 11297683. The next prime is 11297743. The reversal of 11297739 is 93779211.

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 11297739 - 28 = 11297483 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11297697 and 11297706.

It is not an unprimeable number, because it can be changed into a prime (11297779) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1347 + ... + 4940.

It is an arithmetic number, because the mean of its divisors is an integer number (1886400).

Almost surely, 211297739 is an apocalyptic number.

11297739 is the 1797-th nonagonal number.

11297739 is a deficient number, since it is larger than the sum of its proper divisors (3793461).

11297739 is an equidigital number, since it uses as much as digits as its factorization.

11297739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6889.

The product of its digits is 23814, while the sum is 39.

The square root of 11297739 is about 3361.2109425027. The cubic root of 11297739 is about 224.3867349278.

The spelling of 11297739 in words is "eleven million, two hundred ninety-seven thousand, seven hundred thirty-nine".

Divisors: 1 3 599 1797 6287 18861 3765913 11297739