Search a number
-
+
255230101 = 7255114293
BaseRepresentation
bin11110011011010…
…00000010010101
3122210021000212201
433031220002111
51010314330401
641154244501
76216264040
oct1715500225
9583230781
10255230101
11121086175
1271586731
1340b54139
1425c7bc57
1517618b01
hexf368095

255230101 has 8 divisors (see below), whose sum is σ = 291826304. Its totient is φ = 218667600.

The previous prime is 255230093. The next prime is 255230111. The reversal of 255230101 is 101032552.

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 255230101 - 23 = 255230093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255230111) 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, 10711 + ... + 25003.

It is an arithmetic number, because the mean of its divisors is an integer number (36478288).

Almost surely, 2255230101 is an apocalyptic number.

It is an amenable number.

255230101 is a deficient number, since it is larger than the sum of its proper divisors (36596203).

255230101 is a wasteful number, since it uses less digits than its factorization.

255230101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16851.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 255230101 is about 15975.9225398723. The cubic root of 255230101 is about 634.3232511550.

Adding to 255230101 its reverse (101032552), we get a palindrome (356262653).

The spelling of 255230101 in words is "two hundred fifty-five million, two hundred thirty thousand, one hundred one".

Divisors: 1 7 2551 14293 17857 100051 36461443 255230101