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5745168020 = 2251716897553
BaseRepresentation
bin1010101100111000…
…00100111010010100
3112211101112202220202
411112130010322110
543231230334040
62350030520032
7262241056664
oct52634047224
915741482822
105745168020
112488aa7849
121144066018
13707353c07
143c70361a4
1523959c015
hex156704e94

5745168020 has 24 divisors (see below), whose sum is σ = 12774550824. Its totient is φ = 2162886656.

The previous prime is 5745167971. The next prime is 5745168049. The reversal of 5745168020 is 208615475.

It can be written as a sum of positive squares in 4 ways, for example, as 76282756 + 5668885264 = 8734^2 + 75292^2 .

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, 8448437 + ... + 8449116.

It is an arithmetic number, because the mean of its divisors is an integer number (532272951).

Almost surely, 25745168020 is an apocalyptic number.

It is an amenable number.

5745168020 is an abundant number, since it is smaller than the sum of its proper divisors (7029382804).

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

5745168020 is a wasteful number, since it uses less digits than its factorization.

5745168020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16897579 (or 16897577 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 5745168020 is about 75796.8866115225. The cubic root of 5745168020 is about 1791.0219625339.

The spelling of 5745168020 in words is "five billion, seven hundred forty-five million, one hundred sixty-eight thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 16897553 33795106 67590212 84487765 168975530 287258401 337951060 574516802 1149033604 1436292005 2872584010 5745168020