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13048953 = 319228929
BaseRepresentation
bin110001110001…
…110001111001
3220112221210120
4301301301321
511320031303
61143403453
7215625411
oct61616171
926487716
1013048953
117402965
124453589
13291b598
141a39641
15122b553
hexc71c79

13048953 has 8 divisors (see below), whose sum is σ = 18314400. Its totient is φ = 8241408.

The previous prime is 13048951. The next prime is 13048957. The reversal of 13048953 is 35984031.

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

It is not a de Polignac number, because 13048953 - 21 = 13048951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13048951) 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, 114408 + ... + 114521.

It is an arithmetic number, because the mean of its divisors is an integer number (2289300).

Almost surely, 213048953 is an apocalyptic number.

It is an amenable number.

13048953 is a deficient number, since it is larger than the sum of its proper divisors (5265447).

13048953 is a wasteful number, since it uses less digits than its factorization.

13048953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228951.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 13048953 is about 3612.3334563686. Note that the first 3 decimals coincide. The cubic root of 13048953 is about 235.4282398188.

The spelling of 13048953 in words is "thirteen million, forty-eight thousand, nine hundred fifty-three".

Divisors: 1 3 19 57 228929 686787 4349651 13048953