13578121728
13,578,121,728 is an even composite number composed of four prime numbers multiplied together.
13578121728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 13578121728:
29 × 32 × 532 × 1049
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 53 × 53 × 1049)See below for interesting mathematical facts about the number 13578121728 from the Numbermatics database.
Names of 13578121728
- Cardinal: 13578121728 can be written as Thirteen billion, five hundred seventy-eight million, one hundred twenty-one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.3578121728 × 1010
Factors of 13578121728
Divisors of 13578121728
- Number of divisors d(n): 180
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 53 64 72 96 106 128 144 159 192 212 256 288 318 384 424 477 512 576 636 768 848 954 1049 1152 1272 1536 1696 1908 2098 2304 2544 2809 3147 3392 3816 4196 4608 5088 5618 6294 6784 7632 8392 8427 9441 10176 11236 12588 13568 15264 16784 16854 18882 20352 22472 25176 25281 27136 30528 33568 33708 37764 40704 44944 50352 50562 55597 61056 67136 67416 75528 81408 89888 100704 101124 111194 122112 134272 134832 151056 166791 179776 201408 202248 222388 244224 268544 269664 302112 333582 359552 402816 404496 444776 500373 537088 539328 604224 667164 719104 805632 808992 889552 1000746 1078656 1208448 1334328 1438208 1611264 1617984 1779104 2001492 2157312 2416896 2668656 2946641 3235968 3558208 4002984 4314624 4833792 5337312 5893282 6471936 7116416 8005968 8839923 10674624 11786564 12943872 14232832 16011936 17679846 21349248 23573128 26519769 28465664 32023872 35359692 42698496 47146256 53039538 64047744 70719384 85396992 94292512 106079076 128095488 141438768 188585024 212158152 256190976 282877536 377170048 424316304 565755072 754340096 848632608 1131510144 1508680192 1697265216 2263020288 3394530432 4526040576 6789060864 13578121728
- Sum of all divisors σ(n): 39978788850
- Sum of proper divisors (its aliquot sum) s(n): 26400667122
- 13578121728 is an abundant number, because the sum of its proper divisors (26400667122) is greater than itself. Its abundance is 12822545394
Bases of 13578121728
- Binary: 11001010010101000110110010000000002
- Hexadecimal: 0x32951B200
- Base-36: 68K29S0
Squares and roots of 13578121728
- 13578121728 squared (135781217282) is 184365389660385705984
- 13578121728 cubed (135781217283) is 2503335703238869695281970020352
-
The
square root of 13578121728 is 116525.1978243333 -
The
cube root of 13578121728 is 2385.6857287481
Scales and comparisons
How big is 13578121728?- 13,578,121,728 seconds is equal to 431 years, 38 weeks, 4 days, 4 hours, 28 minutes, 48 seconds.
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To count from 1 to 13,578,121,728 would take you about eight hundred sixty-three years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 13578121728 cubic inches would be around 198.8 feet tall.
Recreational maths with 13578121728
- 13578121728 backwards is 82712187531
- The number of decimal digits it has is: 11
- The sum of 13578121728's digits is 45
- More coming soon!
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