21398355600
21,398,355,600 is an even composite number composed of six prime numbers multiplied together.
21398355600 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 21398355600:
24 × 3 × 52 × 17 × 331 × 3169
(2 × 2 × 2 × 2 × 3 × 5 × 5 × 17 × 331 × 3169)See below for interesting mathematical facts about the number 21398355600 from the Numbermatics database.
Names of 21398355600
- Cardinal: 21398355600 can be written as Twenty-one billion, three hundred ninety-eight million, three hundred fifty-five thousand, six hundred.
Scientific notation
- Scientific notation: 2.13983556 × 1010
Factors of 21398355600
Divisors of 21398355600
- Number of divisors d(n): 240
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 17 20 24 25 30 34 40 48 50 51 60 68 75 80 85 100 102 120 136 150 170 200 204 240 255 272 300 331 340 400 408 425 510 600 662 680 816 850 993 1020 1200 1275 1324 1360 1655 1700 1986 2040 2550 2648 3169 3310 3400 3972 4080 4965 5100 5296 5627 6338 6620 6800 7944 8275 9507 9930 10200 11254 12676 13240 15845 15888 16550 16881 19014 19860 20400 22508 24825 25352 26480 28135 31690 33100 33762 38028 39720 45016 47535 49650 50704 53873 56270 63380 66200 67524 76056 79225 79440 84405 90032 95070 99300 107746 112540 126760 132400 135048 140675 152112 158450 161619 168810 190140 198600 215492 225080 237675 253520 269365 270096 281350 316900 323238 337620 380280 397200 422025 430984 450160 475350 538730 562700 633800 646476 675240 760560 808095 844050 861968 950700 1048939 1077460 1125400 1267600 1292952 1346825 1350480 1616190 1688100 1901400 2097878 2154920 2250800 2585904 2693650 3146817 3232380 3376200 3802800 4040475 4195756 4309840 5244695 5387300 6293634 6464760 6752400 8080950 8391512 10489390 10774600 12587268 12929520 15734085 16161900 16783024 17831963 20978780 21549200 25174536 26223475 31468170 32323800 35663926 41957560 50349072 52446950 53495889 62936340 64647600 71327852 78670425 83915120 89159815 104893900 106991778 125872680 142655704 157340850 178319630 209787800 213983556 251745360 267479445 285311408 314681700 356639260 419575600 427967112 445799075 534958890 629363400 713278520 855934224 891598150 1069917780 1258726800 1337397225 1426557040 1783196300 2139835560 2674794450 3566392600 4279671120 5349588900 7132785200 10699177800 21398355600
- Sum of all divisors σ(n): 72820428480
- Sum of proper divisors (its aliquot sum) s(n): 51422072880
- 21398355600 is an abundant number, because the sum of its proper divisors (51422072880) is greater than itself. Its abundance is 30023717280
Bases of 21398355600
- Binary: 100111110110111000011111110100100002
- Hexadecimal: 0x4FB70FE90
- Base-36: 9TW10UO
Squares and roots of 21398355600
- 21398355600 squared (213983556002) is 457889622384051360000
- 21398355600 cubed (213983556003) is 9798084965323650769943616000000
-
The
square root of 21398355600 is 146281.7678318115 -
The
cube root of 21398355600 is 2776.2599845923
Scales and comparisons
How big is 21398355600?- 21,398,355,600 seconds is equal to 680 years, 20 weeks, 6 days, 3 hours, 40 minutes.
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To count from 1 to 21,398,355,600 would take you about one thousand, three hundred sixty 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 21398355600 cubic inches would be around 231.4 feet tall.
Recreational maths with 21398355600
- 21398355600 backwards is 00655389312
- The number of decimal digits it has is: 11
- The sum of 21398355600's digits is 42
- More coming soon!
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