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255324132 = 223273313061
BaseRepresentation
bin11110011011111…
…10111111100100
3122210102210212100
433031332333210
51010330333012
641200252100
76220135140
oct1715767744
9583383770
10255324132
1112113a888
1271611030
1340b87b8b
1425ca4220
15176368dc
hexf37efe4

255324132 has 72 divisors (see below), whose sum is σ = 740073152. Its totient is φ = 72705600.

The previous prime is 255324131. The next prime is 255324169. The reversal of 255324132 is 231423552.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 255324096 and 255324105.

It is not an unprimeable number, because it can be changed into a prime (255324131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81882 + ... + 84942.

Almost surely, 2255324132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255324132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370036576).

255324132 is an abundant number, since it is smaller than the sum of its proper divisors (484749020).

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

255324132 is a wasteful number, since it uses less digits than its factorization.

255324132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3409 (or 3404 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 255324132 is about 15978.8651662125. The cubic root of 255324132 is about 634.4011399908.

Adding to 255324132 its reverse (231423552), we get a palindrome (486747684).

The spelling of 255324132 in words is "two hundred fifty-five million, three hundred twenty-four thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 331 662 993 1324 1986 2317 2979 3061 3972 4634 5958 6122 6951 9183 9268 11916 12244 13902 18366 20853 21427 27549 27804 36732 41706 42854 55098 64281 83412 85708 110196 128562 192843 257124 385686 771372 1013191 2026382 3039573 4052764 6079146 7092337 9118719 12158292 14184674 18237438 21277011 28369348 36474876 42554022 63831033 85108044 127662066 255324132