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254052 = 22327057
BaseRepresentation
bin111110000001100100
3110220111100
4332001210
531112202
65240100
72105451
oct760144
9426440
10254052
11163967
12103030
138b836
1468828
155041c
hex3e064

254052 has 18 divisors (see below), whose sum is σ = 642278. Its totient is φ = 84672.

The previous prime is 254047. The next prime is 254053. The reversal of 254052 is 250452.

It can be written as a sum of positive squares in only one way, i.e., 254016 + 36 = 504^2 + 6^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (254053) by changing a digit.

254052 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3493 + ... + 3564.

2254052 is an apocalyptic number.

It is an amenable number.

254052 is an abundant number, since it is smaller than the sum of its proper divisors (388226).

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

254052 is a wasteful number, since it uses less digits than its factorization.

254052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067 (or 7062 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 254052 is about 504.0357130204. The cubic root of 254052 is about 63.3345767684.

Adding to 254052 its product of nonzero digits (400), we get a palindrome (254452).

Subtracting from 254052 its reverse (250452), we obtain a square (3600 = 602).

The spelling of 254052 in words is "two hundred fifty-four thousand, fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 7057 14114 21171 28228 42342 63513 84684 127026 254052