Search a number
-
+
254925628 = 22206930803
BaseRepresentation
bin11110011000111…
…01101100111100
3122202200120012221
433030131230330
51010230110003
641143535124
76213555256
oct1714355474
9582616187
10254925628
11120998441
127145a4a4
1340a78689
1425bdccd6
15175a87bd
hexf31db3c

254925628 has 12 divisors (see below), whose sum is σ = 446349960. Its totient is φ = 127397072.

The previous prime is 254925623. The next prime is 254925647. The reversal of 254925628 is 826529452.

It is a super-3 number, since 3×2549256283 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254925623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7126 + ... + 23677.

It is an arithmetic number, because the mean of its divisors is an integer number (37195830).

Almost surely, 2254925628 is an apocalyptic number.

It is an amenable number.

254925628 is a deficient number, since it is larger than the sum of its proper divisors (191424332).

254925628 is a wasteful number, since it uses less digits than its factorization.

254925628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32876 (or 32874 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 254925628 is about 15966.3905752052. The cubic root of 254925628 is about 634.0709152532.

The spelling of 254925628 in words is "two hundred fifty-four million, nine hundred twenty-five thousand, six hundred twenty-eight".

Divisors: 1 2 4 2069 4138 8276 30803 61606 123212 63731407 127462814 254925628