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255701053 = 1811412713
BaseRepresentation
bin11110011110110…
…11000000111101
3122211010221220101
433033123000331
51010424413203
641212321101
76223265056
oct1717330075
9584127811
10255701053
11121377a93
1271773191
1340c8a5ca
1425d6172d
15176ad41d
hexf3db03d

255701053 has 4 divisors (see below), whose sum is σ = 257113948. Its totient is φ = 254288160.

The previous prime is 255701041. The next prime is 255701057. The reversal of 255701053 is 350107552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 133333209 + 122367844 = 11547^2 + 11062^2 .

It is a cyclic number.

It is not a de Polignac number, because 255701053 - 29 = 255700541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255701057) 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 3 ways as a sum of consecutive naturals, for example, 706176 + ... + 706537.

It is an arithmetic number, because the mean of its divisors is an integer number (64278487).

Almost surely, 2255701053 is an apocalyptic number.

It is an amenable number.

255701053 is a deficient number, since it is larger than the sum of its proper divisors (1412895).

255701053 is a wasteful number, since it uses less digits than its factorization.

255701053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412894.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 255701053 is about 15990.6551773215. The cubic root of 255701053 is about 634.7131636924.

The spelling of 255701053 in words is "two hundred fifty-five million, seven hundred one thousand, fifty-three".

Divisors: 1 181 1412713 255701053