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575209472 = 21667131
BaseRepresentation
bin100010010010010…
…000000000000000
31111002100200001112
4202102100000000
52134223200342
6133024422452
720153125355
oct4222200000
91432320045
10575209472
11275766432
12140777a28
1392228b46
145657262c
1535772682
hex22490000

575209472 has 68 divisors (see below), whose sum is σ = 1176493296. Its totient is φ = 281149440.

The previous prime is 575209463. The next prime is 575209489. The reversal of 575209472 is 274902575.

It is a nialpdrome in base 8.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4390847 + ... + 4390977.

It is an arithmetic number, because the mean of its divisors is an integer number (17301372).

Almost surely, 2575209472 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 575209472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588246648).

575209472 is an abundant number, since it is smaller than the sum of its proper divisors (601283824).

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

575209472 is an frugal number, since it uses more digits than its factorization.

575209472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 575209472 is about 23983.5250119744. The cubic root of 575209472 is about 831.6527150206.

The spelling of 575209472 in words is "five hundred seventy-five million, two hundred nine thousand, four hundred seventy-two".

Divisors: 1 2 4 8 16 32 64 67 128 131 134 256 262 268 512 524 536 1024 1048 1072 2048 2096 2144 4096 4192 4288 8192 8384 8576 8777 16384 16768 17152 17554 32768 33536 34304 35108 65536 67072 68608 70216 134144 137216 140432 268288 274432 280864 536576 548864 561728 1073152 1097728 1123456 2146304 2195456 2246912 4292608 4390912 4493824 8585216 8987648 17975296 35950592 71901184 143802368 287604736 575209472