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13048893 = 32111310139
BaseRepresentation
bin110001110001…
…110000111101
3220112221201100
4301301300331
511320031033
61143403313
7215625264
oct61616075
926487640
1013048893
117402910
124453539
13291b550
141a395db
15122b513
hexc71c3d

13048893 has 24 divisors (see below), whose sum is σ = 22145760. Its totient is φ = 7299360.

The previous prime is 13048891. The next prime is 13048907. The reversal of 13048893 is 39884031.

It is not a de Polignac number, because 13048893 - 21 = 13048891 is a prime.

It is a super-3 number, since 3×130488933 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13048891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3783 + ... + 6356.

It is an arithmetic number, because the mean of its divisors is an integer number (922740).

Almost surely, 213048893 is an apocalyptic number.

13048893 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13048893 is a deficient number, since it is larger than the sum of its proper divisors (9096867).

13048893 is a wasteful number, since it uses less digits than its factorization.

13048893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10169 (or 10166 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 13048893 is about 3612.3251514779. The cubic root of 13048893 is about 235.4278789797.

The spelling of 13048893 in words is "thirteen million, forty-eight thousand, eight hundred ninety-three".

Divisors: 1 3 9 11 13 33 39 99 117 143 429 1287 10139 30417 91251 111529 131807 334587 395421 1003761 1186263 1449877 4349631 13048893