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255120536 = 23117393923
BaseRepresentation
bin11110011010011…
…01010010011000
3122210001110120202
433031031102120
51010302324121
641152041332
76215326436
oct1715152230
9583043522
10255120536
11121010920
1271533248
1340b162c8
1425c4dd56
15175e640b
hexf34d498

255120536 has 32 divisors (see below), whose sum is σ = 522676800. Its totient is φ = 115777440.

The previous prime is 255120529. The next prime is 255120553. The reversal of 255120536 is 635021552.

It is a happy number.

255120536 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 255120499 and 255120508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63071 + ... + 66993.

It is an arithmetic number, because the mean of its divisors is an integer number (16333650).

Almost surely, 2255120536 is an apocalyptic number.

It is an amenable number.

255120536 is an abundant number, since it is smaller than the sum of its proper divisors (267556264).

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

255120536 is a wasteful number, since it uses less digits than its factorization.

255120536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4679 (or 4675 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 255120536 is about 15972.4931053358. The cubic root of 255120536 is about 634.2324708826.

The spelling of 255120536 in words is "two hundred fifty-five million, one hundred twenty thousand, five hundred thirty-six".

Divisors: 1 2 4 8 11 22 44 88 739 1478 2956 3923 5912 7846 8129 15692 16258 31384 32516 43153 65032 86306 172612 345224 2899097 5798194 11596388 23192776 31890067 63780134 127560268 255120536