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57326871468 = 22322721045107
BaseRepresentation
bin110101011000111100…
…101010001110101100
312110222012121210202210
4311120330222032230
51414401134341333
642200253450420
74066420240026
oct653074521654
9173865553683
1057326871468
1122348585029
12b13a7a0a10
1355379c1729
142abb857016
151757c29a63
hexd58f2a3ac

57326871468 has 24 divisors (see below), whose sum is σ = 134351969472. Its totient is φ = 19024775824.

The previous prime is 57326871467. The next prime is 57326871473. The reversal of 57326871468 is 86417862375.

It is not an unprimeable number, because it can be changed into a prime (57326871467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10519830 + ... + 10525277.

It is an arithmetic number, because the mean of its divisors is an integer number (5597998728).

Almost surely, 257326871468 is an apocalyptic number.

It is an amenable number.

57326871468 is an abundant number, since it is smaller than the sum of its proper divisors (77025098004).

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

57326871468 is a wasteful number, since it uses less digits than its factorization.

57326871468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21045341 (or 21045339 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 57.

The spelling of 57326871468 in words is "fifty-seven billion, three hundred twenty-six million, eight hundred seventy-one thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 227 454 681 908 1362 2724 21045107 42090214 63135321 84180428 126270642 252541284 4777239289 9554478578 14331717867 19108957156 28663435734 57326871468