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255055333 = 1340734817
BaseRepresentation
bin11110011001111…
…01010111100101
3122202221011010211
433030331113211
51010243232313
641150415421
76214635361
oct1714752745
9582834124
10255055333
11120a76935
1271501571
1340ac2720
1425c342a1
15175d1e3d
hexf33d5e5

255055333 has 8 divisors (see below), whose sum is σ = 274799448. Its totient is φ = 235329024.

The previous prime is 255055331. The next prime is 255055337. The reversal of 255055333 is 333550552.

It can be written as a sum of positive squares in 4 ways, for example, as 17833729 + 237221604 = 4223^2 + 15402^2 .

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 255055333 - 21 = 255055331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255055295 and 255055304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255055331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50541 + ... + 55357.

It is an arithmetic number, because the mean of its divisors is an integer number (34349931).

Almost surely, 2255055333 is an apocalyptic number.

It is an amenable number.

255055333 is a deficient number, since it is larger than the sum of its proper divisors (19744115).

255055333 is a wasteful number, since it uses less digits than its factorization.

255055333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8903.

The product of its (nonzero) digits is 33750, while the sum is 31.

The square root of 255055333 is about 15970.4518721294. The cubic root of 255055333 is about 634.1784344860.

The spelling of 255055333 in words is "two hundred fifty-five million, fifty-five thousand, three hundred thirty-three".

Divisors: 1 13 4073 4817 52949 62621 19619641 255055333