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13048772 = 2211296563
BaseRepresentation
bin110001110001…
…101111000100
3220112221112212
4301301233010
511320030042
61143402552
7215625032
oct61615704
926487485
1013048772
117402810
124453458
13291b489
141a39552
15122b482
hexc71bc4

13048772 has 12 divisors (see below), whose sum is σ = 24911376. Its totient is φ = 5931240.

The previous prime is 13048771. The next prime is 13048781. The reversal of 13048772 is 27784031.

It is a happy number.

13048772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13048771) 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, 148238 + ... + 148325.

It is an arithmetic number, because the mean of its divisors is an integer number (2075948).

Almost surely, 213048772 is an apocalyptic number.

It is an amenable number.

13048772 is a deficient number, since it is larger than the sum of its proper divisors (11862604).

13048772 is a wasteful number, since it uses less digits than its factorization.

13048772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296578 (or 296576 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 13048772 is about 3612.3084032236. The cubic root of 13048772 is about 235.4271512842.

The spelling of 13048772 in words is "thirteen million, forty-eight thousand, seven hundred seventy-two".

Divisors: 1 2 4 11 22 44 296563 593126 1186252 3262193 6524386 13048772