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11728483 = 13902191
BaseRepresentation
bin101100101111…
…011001100011
3211001212110021
4230233121203
511000302413
61055214311
7201455554
oct54573143
924055407
1011728483
116690868
123b17397
132578540
1417b432b
15106a18d
hexb2f663

11728483 has 4 divisors (see below), whose sum is σ = 12630688. Its totient is φ = 10826280.

The previous prime is 11728439. The next prime is 11728523. The reversal of 11728483 is 38482711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38482711 = 67756843.

It is a cyclic number.

It is not a de Polignac number, because 11728483 - 29 = 11727971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11728883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451083 + ... + 451108.

It is an arithmetic number, because the mean of its divisors is an integer number (3157672).

Almost surely, 211728483 is an apocalyptic number.

11728483 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11728483 is a deficient number, since it is larger than the sum of its proper divisors (902205).

11728483 is an equidigital number, since it uses as much as digits as its factorization.

11728483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902204.

The product of its digits is 10752, while the sum is 34.

The square root of 11728483 is about 3424.6872849941. The cubic root of 11728483 is about 227.2029403818.

The spelling of 11728483 in words is "eleven million, seven hundred twenty-eight thousand, four hundred eighty-three".

Divisors: 1 13 902191 11728483