21831046740
21,831,046,740 is an even composite number composed of seven prime numbers multiplied together.
21831046740 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21831046740:
22 × 32 × 5 × 17 × 19 × 89 × 4219
(2 × 2 × 3 × 3 × 5 × 17 × 19 × 89 × 4219)See below for interesting mathematical facts about the number 21831046740 from the Numbermatics database.
Names of 21831046740
- Cardinal: 21831046740 can be written as Twenty-one billion, eight hundred thirty-one million, forty-six thousand, seven hundred forty.
Scientific notation
- Scientific notation: 2.183104674 × 1010
Factors of 21831046740
Divisors of 21831046740
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 17 18 19 20 30 34 36 38 45 51 57 60 68 76 85 89 90 95 102 114 153 170 171 178 180 190 204 228 255 267 285 306 323 340 342 356 380 445 510 534 570 612 646 684 765 801 855 890 969 1020 1068 1140 1292 1335 1513 1530 1602 1615 1691 1710 1780 1938 2670 2907 3026 3060 3204 3230 3382 3420 3876 4005 4219 4539 4845 5073 5340 5814 6052 6460 6764 7565 8010 8438 8455 9078 9690 10146 11628 12657 13617 14535 15130 15219 16020 16876 16910 18156 19380 20292 21095 22695 25314 25365 27234 28747 29070 30260 30438 33820 37971 42190 45390 50628 50730 54468 57494 58140 60876 63285 68085 71723 75942 76095 80161 84380 86241 90780 101460 114988 126570 136170 143446 143735 151884 152190 160322 172482 189855 215169 240483 253140 258723 272340 286892 287470 304380 320644 344964 358615 375491 379710 400805 430338 431205 480966 517446 574940 645507 717230 721449 750982 759420 801610 860676 862410 961932 1034892 1075845 1126473 1202415 1291014 1293615 1362737 1434460 1442898 1501964 1603220 1724820 1877455 2151690 2252946 2404830 2582028 2587230 2725474 2885796 3227535 3379419 3607245 3754910 4088211 4303380 4505892 4809660 5174460 5450948 5632365 6383347 6455070 6758838 6813685 7134329 7214490 7509820 8176422 11264730 12264633 12766694 12910140 13517676 13627370 14268658 14428980 16352844 16897095 19150041 20441055 21402987 22529460 24529266 25533388 27254740 28537316 31916735 33794190 35671645 38300082 40882110 42805974 49058532 57450123 61323165 63833470 64208961 67588380 71343290 76600164 81764220 85611948 95750205 107014935 114900246 121283593 122646330 127666940 128417922 142686580 191500410 214029870 229800492 242567186 245292660 256835844 287250615 321044805 363850779 383000820 428059740 485134372 574501230 606417965 642089610 727701558 1091552337 1149002460 1212835930 1284179220 1455403116 1819253895 2183104674 2425671860 3638507790 4366209348 5457761685 7277015580 10915523370 21831046740
- Sum of all divisors σ(n): 74653488000
- Sum of proper divisors (its aliquot sum) s(n): 52822441260
- 21831046740 is an abundant number, because the sum of its proper divisors (52822441260) is greater than itself. Its abundance is 30991394520
Bases of 21831046740
- Binary: 101000101010011101101010110010101002
- Hexadecimal: 0x5153B5654
- Base-36: A11N3H0
Squares and roots of 21831046740
- 21831046740 squared (218310467402) is 476594601764064627600
- 21831046740 cubed (218310467403) is 10404559027142981337516294024000
-
The
square root of 21831046740 is 147753.3307238791 -
The
cube root of 21831046740 is 2794.8479553919
Scales and comparisons
How big is 21831046740?- 21,831,046,740 seconds is equal to 694 years, 8 weeks, 2 days, 3 hours, 39 minutes.
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To count from 1 to 21,831,046,740 would take you about one thousand, three hundred eighty-eight 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 21831046740 cubic inches would be around 232.9 feet tall.
Recreational maths with 21831046740
- 21831046740 backwards is 04764013812
- 21831046740 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21831046740's digits is 36
- More coming soon!
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