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255020552 = 2331877569
BaseRepresentation
bin11110011001101…
…00111000001000
3122202212101102122
433030310320020
51010241124202
641145550412
76214432103
oct1714647010
9582771378
10255020552
11120a52796
12714a5408
1340aac947
1425c2573a
15175c69a2
hexf334e08

255020552 has 8 divisors (see below), whose sum is σ = 478163550. Its totient is φ = 127510272.

The previous prime is 255020537. The next prime is 255020561.

255020552 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 251729956 + 3290596 = 15866^2 + 1814^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15938777 + ... + 15938792.

Almost surely, 2255020552 is an apocalyptic number.

It is an amenable number.

255020552 is a deficient number, since it is larger than the sum of its proper divisors (223142998).

255020552 is a wasteful number, since it uses less digits than its factorization.

255020552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31877575 (or 31877571 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 255020552 is about 15969.3629177873. The cubic root of 255020552 is about 634.1496062803.

The spelling of 255020552 in words is "two hundred fifty-five million, twenty thousand, five hundred fifty-two".

Divisors: 1 2 4 8 31877569 63755138 127510276 255020552