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11283013 = 710115959
BaseRepresentation
bin101011000010…
…101001000101
3210020020101101
4223002221011
510342024023
61041500101
7164622040
oct53025105
923206341
1011283013
116407105
123941631
132450851
1416d9c57
15ecd1ad
hexac2a45

11283013 has 8 divisors (see below), whose sum is σ = 13023360. Its totient is φ = 9574800.

The previous prime is 11282989. The next prime is 11283029. The reversal of 11283013 is 31038211.

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

It is a de Polignac number, because none of the positive numbers 2k-11283013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11283313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7273 + ... + 8686.

It is an arithmetic number, because the mean of its divisors is an integer number (1627920).

Almost surely, 211283013 is an apocalyptic number.

It is an amenable number.

11283013 is a deficient number, since it is larger than the sum of its proper divisors (1740347).

11283013 is a wasteful number, since it uses less digits than its factorization.

11283013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16067.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 11283013 is about 3359.0196486475. The cubic root of 11283013 is about 224.2892004929.

It can be divided in two parts, 11 and 283013, that added together give a square (283024 = 5322).

The spelling of 11283013 in words is "eleven million, two hundred eighty-three thousand, thirteen".

Divisors: 1 7 101 707 15959 111713 1611859 11283013