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5252750080 = 2854787313
BaseRepresentation
bin1001110010001011…
…01001101100000000
3111120001222100111021
410321011221230000
541224201000310
62225120355224
7244111432114
oct47105515400
914501870437
105252750080
112256049976
121027175b14
13659324c56
1437b895744
1520b2305da
hex139169b00

5252750080 has 72 divisors (see below), whose sum is σ = 12849826752. Its totient is φ = 2056372224.

The previous prime is 5252750057. The next prime is 5252750093. The reversal of 5252750080 is 800572525.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 16504 + ... + 103816.

It is an arithmetic number, because the mean of its divisors is an integer number (178469816).

Almost surely, 25252750080 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 5252750080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6424913376).

5252750080 is an abundant number, since it is smaller than the sum of its proper divisors (7597076672).

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

5252750080 is an equidigital number, since it uses as much as digits as its factorization.

5252750080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87381 (or 87367 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 5252750080 is about 72475.8586013301. The cubic root of 5252750080 is about 1738.3167409416.

The spelling of 5252750080 in words is "five billion, two hundred fifty-two million, seven hundred fifty thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 47 64 80 94 128 160 188 235 256 320 376 470 640 752 940 1280 1504 1880 3008 3760 6016 7520 12032 15040 30080 60160 87313 174626 349252 436565 698504 873130 1397008 1746260 2794016 3492520 4103711 5588032 6985040 8207422 11176064 13970080 16414844 20518555 22352128 27940160 32829688 41037110 55880320 65659376 82074220 111760640 131318752 164148440 262637504 328296880 525275008 656593760 1050550016 1313187520 2626375040 5252750080