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13048273 = 71864039
BaseRepresentation
bin110001110001…
…100111010001
3220112220212101
4301301213101
511320021043
61143400401
7215623420
oct61614721
926486771
1013048273
1174023a7
124453101
13291b194
141a392b7
15122b24d
hexc719d1

13048273 has 4 divisors (see below), whose sum is σ = 14912320. Its totient is φ = 11184228.

The previous prime is 13048267. The next prime is 13048283. The reversal of 13048273 is 37284031.

13048273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37284031 = 40991159.

It is a cyclic number.

It is not a de Polignac number, because 13048273 - 213 = 13040081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13048213) 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, 932013 + ... + 932026.

It is an arithmetic number, because the mean of its divisors is an integer number (3728080).

Almost surely, 213048273 is an apocalyptic number.

It is an amenable number.

13048273 is a deficient number, since it is larger than the sum of its proper divisors (1864047).

13048273 is an equidigital number, since it uses as much as digits as its factorization.

13048273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864046.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 13048273 is about 3612.2393331561. The cubic root of 13048273 is about 235.4241502446.

The spelling of 13048273 in words is "thirteen million, forty-eight thousand, two hundred seventy-three".

Divisors: 1 7 1864039 13048273