Search a number
-
+
255201141 = 31319479719
BaseRepresentation
bin11110011011000…
…00111101110101
3122210012120011010
433031200331311
51010312414031
641153502433
76216113436
oct1715407565
9583176133
10255201141
11121066438
1271571a19
1340b43bc0
1425c7148d
1517610246
hexf360f75

255201141 has 32 divisors (see below), whose sum is σ = 387072000. Its totient is φ = 148264128.

The previous prime is 255201119. The next prime is 255201151. The reversal of 255201141 is 141102552.

It is not a de Polignac number, because 255201141 - 211 = 255199093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255201151) 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 31 ways as a sum of consecutive naturals, for example, 354580 + ... + 355298.

It is an arithmetic number, because the mean of its divisors is an integer number (12096000).

Almost surely, 2255201141 is an apocalyptic number.

It is an amenable number.

255201141 is a deficient number, since it is larger than the sum of its proper divisors (131870859).

255201141 is a wasteful number, since it uses less digits than its factorization.

255201141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 255201141 is about 15975.0161502266. The cubic root of 255201141 is about 634.2992588227.

Adding to 255201141 its reverse (141102552), we get a palindrome (396303693).

The spelling of 255201141 in words is "two hundred fifty-five million, two hundred one thousand, one hundred forty-one".

Divisors: 1 3 13 19 39 57 247 479 719 741 1437 2157 6227 9101 9347 13661 18681 27303 28041 40983 118313 177593 344401 354939 532779 1033203 4477213 6543619 13431639 19630857 85067047 255201141