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11412749 = 19837237
BaseRepresentation
bin101011100010…
…010100001101
3210110211100102
4223202110031
510410201444
61044340445
7166002215
oct53422415
923424312
1011412749
116495627
1239a4725
13249790a
141731245
15100684e
hexae250d

11412749 has 8 divisors (see below), whose sum is σ = 12159840. Its totient is φ = 10680336.

The previous prime is 11412707. The next prime is 11412769. The reversal of 11412749 is 94721411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11412749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11412769) 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, 2042 + ... + 5195.

It is an arithmetic number, because the mean of its divisors is an integer number (1519980).

Almost surely, 211412749 is an apocalyptic number.

11412749 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

11412749 is a deficient number, since it is larger than the sum of its proper divisors (747091).

11412749 is an equidigital number, since it uses as much as digits as its factorization.

11412749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7339.

The product of its digits is 2016, while the sum is 29.

The square root of 11412749 is about 3378.2760396392. The cubic root of 11412749 is about 225.1455782165.

The spelling of 11412749 in words is "eleven million, four hundred twelve thousand, seven hundred forty-nine".

Divisors: 1 19 83 1577 7237 137503 600671 11412749