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255231052 = 221732711361
BaseRepresentation
bin11110011011010…
…00010001001100
3122210021002011221
433031220101030
51010314343202
641154253124
76216266566
oct1715502114
9583232157
10255231052
1112108695a
12715871a4
1340b546bb
1425c7c336
1517619037
hexf36844c

255231052 has 24 divisors (see below), whose sum is σ = 451225152. Its totient is φ = 126316800.

The previous prime is 255231049. The next prime is 255231061. The reversal of 255231052 is 250132552.

It is a happy number.

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 in 7 ways as a sum of consecutive naturals, for example, 186852 + ... + 188212.

It is an arithmetic number, because the mean of its divisors is an integer number (18801048).

Almost surely, 2255231052 is an apocalyptic number.

It is an amenable number.

255231052 is a deficient number, since it is larger than the sum of its proper divisors (195994100).

255231052 is a wasteful number, since it uses less digits than its factorization.

255231052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809 (or 1807 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 255231052 is about 15975.9523033840. The cubic root of 255231052 is about 634.3240389940.

The spelling of 255231052 in words is "two hundred fifty-five million, two hundred thirty-one thousand, fifty-two".

Divisors: 1 2 4 173 271 346 542 692 1084 1361 2722 5444 46883 93766 187532 235453 368831 470906 737662 941812 1475324 63807763 127615526 255231052