21071270400
21,071,270,400 is an even composite number composed of five prime numbers multiplied together.
21071270400 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 21071270400:
29 × 3 × 52 × 312 × 571
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 31 × 31 × 571)See below for interesting mathematical facts about the number 21071270400 from the Numbermatics database.
Names of 21071270400
- Cardinal: 21071270400 can be written as Twenty-one billion, seventy-one million, two hundred seventy thousand, four hundred.
Scientific notation
- Scientific notation: 2.10712704 × 1010
Factors of 21071270400
Divisors of 21071270400
- Number of divisors d(n): 360
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 31 32 40 48 50 60 62 64 75 80 93 96 100 120 124 128 150 155 160 186 192 200 240 248 256 300 310 320 372 384 400 465 480 496 512 571 600 620 640 744 768 775 800 930 960 961 992 1142 1200 1240 1280 1488 1536 1550 1600 1713 1860 1920 1922 1984 2284 2325 2400 2480 2560 2855 2883 2976 3100 3200 3426 3720 3840 3844 3968 4568 4650 4800 4805 4960 5710 5766 5952 6200 6400 6852 7440 7680 7688 7936 8565 9136 9300 9600 9610 9920 11420 11532 11904 12400 12800 13704 14275 14415 14880 15376 15872 17130 17701 18272 18600 19200 19220 19840 22840 23064 23808 24025 24800 27408 28550 28830 29760 30752 34260 35402 36544 37200 38400 38440 39680 42825 45680 46128 47616 48050 49600 53103 54816 57100 57660 59520 61504 68520 70804 72075 73088 74400 76880 79360 85650 88505 91360 92256 96100 99200 106206 109632 114200 115320 119040 123008 137040 141608 144150 146176 148800 153760 171300 177010 182720 184512 192200 198400 212412 219264 228400 230640 238080 246016 265515 274080 283216 288300 292352 297600 307520 342600 354020 365440 369024 384400 396800 424824 438528 442525 456800 461280 492032 531030 548160 548731 566432 576600 595200 615040 685200 708040 730880 738048 768800 849648 877056 885050 913600 922560 1062060 1096320 1097462 1132864 1153200 1190400 1230080 1327575 1370400 1416080 1461760 1476096 1537600 1646193 1699296 1770100 1827200 1845120 2124120 2192640 2194924 2265728 2306400 2460160 2655150 2740800 2743655 2832160 3075200 3292386 3398592 3540200 3654400 3690240 4248240 4385280 4389848 4531456 4612800 5310300 5481600 5487310 5664320 6150400 6584772 6797184 7080400 7308800 7380480 8230965 8496480 8779696 9062912 9225600 10620600 10963200 10974620 11328640 12300800 13169544 13594368 13718275 14160800 16461930 16992960 17559392 18451200 21241200 21926400 21949240 22657280 26339088 27188736 27436550 28321600 32923860 33985920 35118784 36902400 41154825 42482400 43898480 45314560 52678176 54873100 56643200 65847720 67971840 70237568 82309650 84964800 87796960 105356352 109746200 113286400 131695440 135943680 140475136 164619300 169929600 175593920 210712704 219492400 226572800 263390880 280950272 329238600 339859200 351187840 421425408 438984800 526781760 658477200 679718400 702375680 842850816 877969600 1053563520 1316954400 1404751360 1755939200 2107127040 2633908800 3511878400 4214254080 5267817600 7023756800 10535635200 21071270400
- Sum of all divisors σ(n): 72051428592
- Sum of proper divisors (its aliquot sum) s(n): 50980158192
- 21071270400 is an abundant number, because the sum of its proper divisors (50980158192) is greater than itself. Its abundance is 29908887792
Bases of 21071270400
- Binary: 100111001111111001000010010000000002
- Hexadecimal: 0x4E7F21200
- Base-36: 9OHAGAO
Squares and roots of 21071270400
- 21071270400 squared (210712704002) is 443998436269916160000
- 21071270400 cubed (210712704003) is 9355611107820570792689664000000
-
The
square root of 21071270400 is 145159.4654164861 -
The
cube root of 21071270400 is 2762.0417574233
Scales and comparisons
How big is 21071270400?- 21,071,270,400 seconds is equal to 670 years, 10 hours, 40 minutes.
-
To count from 1 to 21,071,270,400 would take you about one thousand, three hundred forty 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 21071270400 cubic inches would be around 230.2 feet tall.
Recreational maths with 21071270400
- 21071270400 backwards is 00407217012
- 21071270400 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21071270400's digits is 24
- More coming soon!
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