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255280206 = 2342546701
BaseRepresentation
bin11110011011101…
…00010001001110
3122210100120121110
433031310101032
51010322431311
641155312450
76216563106
oct1715642116
9583316543
10255280206
1112110a885
12715ab726
1340b70b9c
1425c92206
15176288a6
hexf37444e

255280206 has 8 divisors (see below), whose sum is σ = 510560424. Its totient is φ = 85093400.

The previous prime is 255280199. The next prime is 255280217. The reversal of 255280206 is 602082552.

It is a sphenic number, since it is the product of 3 distinct primes.

255280206 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21273345 + ... + 21273356.

It is an arithmetic number, because the mean of its divisors is an integer number (63820053).

Almost surely, 2255280206 is an apocalyptic number.

255280206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255280206 is a wasteful number, since it uses less digits than its factorization.

255280206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42546706.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 255280206 is about 15977.4906039716. The cubic root of 255280206 is about 634.3647570834.

The spelling of 255280206 in words is "two hundred fifty-five million, two hundred eighty thousand, two hundred six".

Divisors: 1 2 3 6 42546701 85093402 127640103 255280206