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254048 = 2517467
BaseRepresentation
bin111110000001100000
3110220111012
4332001200
531112143
65240052
72105444
oct760140
9426435
10254048
11163963
12103028
138b832
1468824
1550418
hex3e060

254048 has 24 divisors (see below), whose sum is σ = 530712. Its totient is φ = 119296.

The previous prime is 254047. The next prime is 254053. The reversal of 254048 is 840452.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311 + ... + 777.

It is an arithmetic number, because the mean of its divisors is an integer number (22113).

254048 is a Friedman number, since it can be written as 504^2+8*4, using all its digits and the basic arithmetic operations.

2254048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 254048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265356).

254048 is an abundant number, since it is smaller than the sum of its proper divisors (276664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

254048 is a wasteful number, since it uses less digits than its factorization.

254048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494 (or 486 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 254048 is about 504.0317450320. The cubic root of 254048 is about 63.3342443698.

The spelling of 254048 in words is "two hundred fifty-four thousand, forty-eight".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 467 544 934 1868 3736 7472 7939 14944 15878 31756 63512 127024 254048