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13048023 = 38948869
BaseRepresentation
bin110001110001…
…100011010111
3220112220112010
4301301203113
511320014043
61143355303
7215622612
oct61614327
926486463
1013048023
11740219a
124452b33
13291b031
141a39179
15122b133
hexc718d7

13048023 has 8 divisors (see below), whose sum is σ = 17593200. Its totient is φ = 8600768.

The previous prime is 13048001. The next prime is 13048033. The reversal of 13048023 is 32084031.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13048023 - 29 = 13047511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13048033) 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 7 ways as a sum of consecutive naturals, for example, 24168 + ... + 24701.

It is an arithmetic number, because the mean of its divisors is an integer number (2199150).

Almost surely, 213048023 is an apocalyptic number.

13048023 is a deficient number, since it is larger than the sum of its proper divisors (4545177).

13048023 is an equidigital number, since it uses as much as digits as its factorization.

13048023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48961.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 13048023 is about 3612.2047284173. The cubic root of 13048023 is about 235.4226466890.

The spelling of 13048023 in words is "thirteen million, forty-eight thousand, twenty-three".

Divisors: 1 3 89 267 48869 146607 4349341 13048023