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328315248144 = 243213236732
BaseRepresentation
bin1001100011100010001…
…11010001111000010000
31011101102212001200001100
410301301013101320100
520334342200420034
6410454223104400
732501646364242
oct4616107217020
91141385050040
10328315248144
11117268442324
1253768142100
1324c63155a00
1411c67914092
158818447099
hex4c711d1e10

328315248144 has 135 divisors (see below), whose sum is σ = 995213476647. Its totient is φ = 100992572928.

The previous prime is 328315248103. The next prime is 328315248179. The reversal of 328315248144 is 441842513823.

The square root of 328315248144 is 572988.

It is a perfect power (a square), and thus also a powerful number.

328315248144 is a `hidden beast` number, since 3 + 2 + 8 + 3 + 1 + 524 + 81 + 44 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 207378230544 + 120937017600 = 455388^2 + 347760^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 328315248144.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 89384292 + ... + 89387964.

Almost surely, 2328315248144 is an apocalyptic number.

328315248144 is the 572988-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328315248144

328315248144 is an abundant number, since it is smaller than the sum of its proper divisors (666898228503).

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

328315248144 is an equidigital number, since it uses as much as digits as its factorization.

328315248144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7386 (or 3691 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The spelling of 328315248144 in words is "three hundred twenty-eight billion, three hundred fifteen million, two hundred forty-eight thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 169 208 234 312 338 468 507 624 676 936 1014 1352 1521 1872 2028 2704 3042 3673 4056 6084 7346 8112 11019 12168 14692 22038 24336 29384 33057 44076 47749 58768 66114 88152 95498 132228 143247 176304 190996 264456 286494 381992 429741 528912 572988 620737 763984 859482 1145976 1241474 1718964 1862211 2291952 2482948 3437928 3724422 4965896 5586633 6875856 7448844 9931792 11173266 13490929 14897688 22346532 26981858 29795376 40472787 44693064 53963716 80945574 89386128 107927432 121418361 161891148 175382077 215854864 242836722 323782296 350764154 485673444 526146231 647564592 701528308 971346888 1052292462 1403056616 1578438693 1942693776 2104584924 2279967001 2806113232 3156877386 4209169848 4559934002 6313754772 6839901003 8418339696 9119868004 12627509544 13679802006 18239736008 20519703009 25255019088 27359604012 36479472016 41039406018 54719208024 82078812036 109438416048 164157624072 328315248144