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12038741 = 1113292903
BaseRepresentation
bin101101111011…
…001001010101
3211122122001022
4231323021111
511040214431
61110010525
7204220241
oct55731125
924578038
1012038741
116882980
124046a45
132656820
141855421
1510cc07b
hexb7b255

12038741 has 16 divisors (see below), whose sum is σ = 14636160. Its totient is φ = 9750720.

The previous prime is 12038717. The next prime is 12038749. The reversal of 12038741 is 14783021.

It is a cyclic number.

It is not a de Polignac number, because 12038741 - 214 = 12022357 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12038741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12038749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2696 + ... + 5598.

It is an arithmetic number, because the mean of its divisors is an integer number (914760).

Almost surely, 212038741 is an apocalyptic number.

12038741 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12038741 is a deficient number, since it is larger than the sum of its proper divisors (2597419).

12038741 is a wasteful number, since it uses less digits than its factorization.

12038741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2956.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 12038741 is about 3469.6888909526. The cubic root of 12038741 is about 229.1889581548.

The spelling of 12038741 in words is "twelve million, thirty-eight thousand, seven hundred forty-one".

Divisors: 1 11 13 29 143 319 377 2903 4147 31933 37739 84187 415129 926057 1094431 12038741