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255053253 = 37134321727
BaseRepresentation
bin11110011001111…
…00110111000101
3122202221001021210
433030330313011
51010243201003
641150402033
76214626330
oct1714746705
9582831253
10255053253
11120a75314
1271500319
1340ac17b0
1425c33617
15175d1503
hexf33cdc5

255053253 has 32 divisors (see below), whose sum is σ = 428302336. Its totient is φ = 131398848.

The previous prime is 255053237. The next prime is 255053291. The reversal of 255053253 is 352350552.

It is not a de Polignac number, because 255053253 - 24 = 255053237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255053253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255053203) 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, 876 + ... + 22602.

It is an arithmetic number, because the mean of its divisors is an integer number (13384448).

Almost surely, 2255053253 is an apocalyptic number.

It is an amenable number.

255053253 is a deficient number, since it is larger than the sum of its proper divisors (173249083).

255053253 is a wasteful number, since it uses less digits than its factorization.

255053253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21793.

The product of its (nonzero) digits is 22500, while the sum is 30.

The square root of 255053253 is about 15970.3867517352. The cubic root of 255053253 is about 634.1767105533.

The spelling of 255053253 in words is "two hundred fifty-five million, fifty-three thousand, two hundred fifty-three".

Divisors: 1 3 7 13 21 39 43 91 129 273 301 559 903 1677 3913 11739 21727 65181 152089 282451 456267 847353 934261 1977157 2802783 5931471 6539827 12145393 19619481 36436179 85017751 255053253