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5239352880 = 243257276879
BaseRepresentation
bin1001110000100101…
…00010111000110000
3111112010202200222200
410320102202320300
541212233243010
62223521303200
7243556523166
oct47022427060
914463680880
105239352880
112249529403
121022794b00
13656614008
14379ba9236
15209e85cc0
hex1384a2e30

5239352880 has 60 divisors (see below), whose sum is σ = 17595495840. Its totient is φ = 1397160576.

The previous prime is 5239352863. The next prime is 5239352887. The reversal of 5239352880 is 882539325.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (5239352887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3637720 + ... + 3639159.

It is an arithmetic number, because the mean of its divisors is an integer number (293258264).

Almost surely, 25239352880 is an apocalyptic number.

It is an amenable number.

5239352880 is an abundant number, since it is smaller than the sum of its proper divisors (12356142960).

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

5239352880 is a wasteful number, since it uses less digits than its factorization.

5239352880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7276898 (or 7276889 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 5239352880 is about 72383.3743341660. The cubic root of 5239352880 is about 1736.8376170509.

The spelling of 5239352880 in words is "five billion, two hundred thirty-nine million, three hundred fifty-two thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 7276879 14553758 21830637 29107516 36384395 43661274 58215032 65491911 72768790 87322548 109153185 116430064 130983822 145537580 174645096 218306370 261967644 291075160 327459555 349290192 436612740 523935288 582150320 654919110 873225480 1047870576 1309838220 1746450960 2619676440 5239352880