21697380000
21,697,380,000 is an even composite number composed of five prime numbers multiplied together.
21697380000 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 21697380000:
25 × 32 × 54 × 149 × 809
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 5 × 149 × 809)See below for interesting mathematical facts about the number 21697380000 from the Numbermatics database.
Names of 21697380000
- Cardinal: 21697380000 can be written as Twenty-one billion, six hundred ninety-seven million, three hundred eighty thousand.
Scientific notation
- Scientific notation: 2.169738 × 1010
Factors of 21697380000
Divisors of 21697380000
- Number of divisors d(n): 360
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 120 125 144 149 150 160 180 200 225 240 250 288 298 300 360 375 400 447 450 480 500 596 600 625 720 745 750 800 809 894 900 1000 1125 1192 1200 1250 1341 1440 1490 1500 1618 1788 1800 1875 2000 2235 2250 2384 2400 2427 2500 2682 2980 3000 3236 3576 3600 3725 3750 4000 4045 4470 4500 4768 4854 5000 5364 5625 5960 6000 6472 6705 7152 7200 7281 7450 7500 8090 8940 9000 9708 10000 10728 11175 11250 11920 12000 12135 12944 13410 14304 14562 14900 15000 16180 17880 18000 18625 19416 20000 20225 21456 22350 22500 23840 24270 25888 26820 29124 29800 30000 32360 33525 35760 36000 36405 37250 38832 40450 42912 44700 45000 48540 53640 55875 58248 59600 60000 60675 64720 67050 71520 72810 74500 77664 80900 89400 90000 93125 97080 101125 107280 111750 116496 119200 120541 121350 129440 134100 145620 149000 161800 167625 178800 180000 182025 186250 194160 202250 214560 223500 232992 241082 242700 268200 279375 291240 298000 303375 323600 335250 357600 361623 364050 372500 388320 404500 447000 482164 485400 505625 536400 558750 582480 596000 602705 606750 647200 670500 723246 728100 745000 809000 838125 894000 910125 964328 970800 1011250 1072800 1084869 1117500 1164960 1205410 1213500 1341000 1446492 1456200 1490000 1516875 1618000 1676250 1788000 1808115 1820250 1928656 1941600 2022500 2169738 2235000 2410820 2427000 2682000 2892984 2912400 2980000 3013525 3033750 3236000 3352500 3616230 3640500 3857312 4045000 4339476 4470000 4550625 4821640 4854000 5364000 5424345 5785968 5824800 6027050 6067500 6705000 7232460 7281000 8090000 8678952 8940000 9040575 9101250 9643280 9708000 10848690 11571936 12054100 12135000 13410000 14464920 14562000 15067625 16180000 17357904 18081150 18202500 19286560 21697380 24108200 24270000 26820000 27121725 28929840 29124000 30135250 34715808 36162300 36405000 43394760 45202875 48216400 48540000 54243450 57859680 60270500 72324600 72810000 75338125 86789520 90405750 96432800 108486900 120541000 135608625 144649200 145620000 150676250 173579040 180811500 216973800 226014375 241082000 271217250 289298400 301352500 361623000 433947600 452028750 482164000 542434500 602705000 678043125 723246000 867895200 904057500 1084869000 1205410000 1356086250 1446492000 1808115000 2169738000 2410820000 2712172500 3616230000 4339476000 5424345000 7232460000 10848690000 21697380000
- Sum of all divisors σ(n): 77716138500
- Sum of proper divisors (its aliquot sum) s(n): 56018758500
- 21697380000 is an abundant number, because the sum of its proper divisors (56018758500) is greater than itself. Its abundance is 34321378500
Bases of 21697380000
- Binary: 101000011010100001110111110101000002
- Hexadecimal: 0x50D43BEA0
- Base-36: 9YU25K0
Squares and roots of 21697380000
- 21697380000 squared (216973800002) is 470776298864400000000
- 21697380000 cubed (216973800003) is 10214612251454455272000000000000
-
The
square root of 21697380000 is 147300.3054986649 -
The
cube root of 21697380000 is 2789.1321924303
Scales and comparisons
How big is 21697380000?- 21,697,380,000 seconds is equal to 689 years, 47 weeks, 2 days, 2 hours.
-
To count from 1 to 21,697,380,000 would take you about one thousand, three hundred seventy-nine 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 21697380000 cubic inches would be around 232.4 feet tall.
Recreational maths with 21697380000
- 21697380000 backwards is 00008379612
- 21697380000 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21697380000's digits is 36
- More coming soon!
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