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253354255 = 5721194009
BaseRepresentation
bin11110001100111…
…10000100001111
3122122201201200221
433012132010033
51004324314010
641050132211
76164322100
oct1706360417
9578651627
10253354255
11120014890
1270a21067
134064837b
14259103a7
1517397dda
hexf19e10f

253354255 has 24 divisors (see below), whose sum is σ = 385817040. Its totient is φ = 157933440.

The previous prime is 253354229. The next prime is 253354301. The reversal of 253354255 is 552453352.

It is not a de Polignac number, because 253354255 - 217 = 253223183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253354255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44310 + ... + 49699.

It is an arithmetic number, because the mean of its divisors is an integer number (16075710).

Almost surely, 2253354255 is an apocalyptic number.

253354255 is a deficient number, since it is larger than the sum of its proper divisors (132462785).

253354255 is a wasteful number, since it uses less digits than its factorization.

253354255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94039 (or 94032 counting only the distinct ones).

The product of its digits is 90000, while the sum is 34.

The square root of 253354255 is about 15917.1057356543. The cubic root of 253354255 is about 632.7654153313.

The spelling of 253354255 in words is "two hundred fifty-three million, three hundred fifty-four thousand, two hundred fifty-five".

Divisors: 1 5 7 11 35 49 55 77 245 385 539 2695 94009 470045 658063 1034099 3290315 4606441 5170495 7238693 23032205 36193465 50670851 253354255