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264316032 = 27324792
BaseRepresentation
bin11111100000100…
…10010010000000
3200102100122102200
433300102102000
51020131103112
642121113200
76356435451
oct1760222200
9612318380
10264316032
11126221602
1274628800
13429b5926
1427165128
1518310cdc
hexfc12480

264316032 has 72 divisors (see below), whose sum is σ = 762188115. Its totient is φ = 87921408.

The previous prime is 264316021. The next prime is 264316061. The reversal of 264316032 is 230613462.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

264316032 is a `hidden beast` number, since 2 + 643 + 16 + 0 + 3 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 132158016 + 132158016 = 11496^2 + 11496^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an ABA number since it can be written as A⋅BA, here for A=2, B=11496.

It is a junction number, because it is equal to n+sod(n) for n = 264315987 and 264316005.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 551569 + ... + 552047.

Almost surely, 2264316032 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 264316032

264316032 is an abundant number, since it is smaller than the sum of its proper divisors (497872083).

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

264316032 is an frugal number, since it uses more digits than its factorization.

264316032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 264316032 is about 16257.7991130411. The cubic root of 264316032 is about 641.7627446021.

Adding to 264316032 its reverse (230613462), we get a palindrome (494929494).

The spelling of 264316032 in words is "two hundred sixty-four million, three hundred sixteen thousand, thirty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 288 384 479 576 958 1152 1437 1916 2874 3832 4311 5748 7664 8622 11496 15328 17244 22992 30656 34488 45984 61312 68976 91968 137952 183936 229441 275904 458882 551808 688323 917764 1376646 1835528 2064969 2753292 3671056 4129938 5506584 7342112 8259876 11013168 14684224 16519752 22026336 29368448 33039504 44052672 66079008 88105344 132158016 264316032