1801994040
1,801,994,040 is an even composite number composed of seven prime numbers multiplied together.
1801994040 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six hundred forty divisors.
Prime factorization of 1801994040:
23 × 34 × 5 × 7 × 11 × 31 × 233
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 7 × 11 × 31 × 233)See below for interesting mathematical facts about the number 1801994040 from the Numbermatics database.
Names of 1801994040
- Cardinal: 1801994040 can be written as One billion, eight hundred one million, nine hundred ninety-four thousand and forty.
Scientific notation
- Scientific notation: 1.80199404 × 109
Factors of 1801994040
Divisors of 1801994040
- Number of divisors d(n): 640
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 20 21 22 24 27 28 30 31 33 35 36 40 42 44 45 54 55 56 60 62 63 66 70 72 77 81 84 88 90 93 99 105 108 110 120 124 126 132 135 140 154 155 162 165 168 180 186 189 198 210 216 217 220 231 233 248 252 264 270 279 280 297 308 310 315 324 330 341 360 372 378 385 396 405 420 434 440 462 465 466 495 504 540 558 567 594 616 620 630 648 651 660 682 693 699 744 756 770 792 810 837 840 868 891 924 930 932 945 990 1023 1080 1085 1116 1134 1155 1165 1188 1240 1260 1302 1320 1364 1386 1395 1398 1485 1512 1540 1620 1631 1674 1705 1736 1782 1848 1860 1864 1890 1953 1980 2046 2079 2097 2170 2232 2268 2310 2330 2376 2387 2511 2520 2563 2604 2728 2772 2790 2796 2835 2970 3069 3080 3240 3255 3262 3348 3410 3465 3495 3564 3720 3780 3906 3960 4092 4158 4185 4194 4340 4455 4536 4620 4660 4774 4893 5022 5115 5126 5208 5544 5580 5592 5670 5859 5940 6138 6237 6291 6510 6524 6696 6820 6930 6990 7128 7161 7223 7560 7689 7812 8155 8184 8316 8370 8388 8680 8910 9207 9240 9320 9548 9765 9786 10044 10230 10252 10395 10485 11160 11340 11718 11880 11935 12276 12474 12555 12582 12815 13020 13048 13640 13860 13980 14322 14446 14679 15345 15378 15624 16310 16632 16740 16776 17577 17820 17941 18414 18873 19096 19530 19572 20088 20460 20504 20790 20970 21483 21669 22680 23067 23436 23870 24465 24552 24948 25110 25164 25630 26040 27621 27720 27960 28644 28892 29295 29358 30690 30756 31185 31455 32620 33480 35154 35640 35805 35882 36115 36828 37746 38445 39060 39144 40920 41580 41940 42966 43338 44037 46035 46134 46872 47740 48930 49896 50220 50328 50561 51260 53823 55242 57288 57784 58590 58716 61380 61512 62370 62910 64449 65007 65240 69201 70308 71610 71764 72230 73395 73656 75492 76890 78120 79453 83160 83880 85932 86676 87885 88074 89705 92070 92268 94365 95480 97860 100440 101122 102520 107415 107646 108345 110484 115335 117180 117432 122760 124740 125820 128898 130014 132111 138105 138402 140616 143220 143528 144460 146790 150984 151683 153780 158906 161469 171864 173352 175770 176148 179410 184140 184536 188730 193347 195021 195720 202244 207603 214830 215292 216690 220185 220968 230670 234360 238359 249480 251640 252805 257796 260028 264222 269115 276210 276804 286440 288920 293580 303366 307560 317812 322245 322938 325035 346005 351540 352296 358820 368280 377460 386694 390042 397265 404488 415206 429660 430584 433380 440370 455049 461340 476718 484407 505610 515592 520056 528444 538230 552420 553608 556171 585063 587160 606732 635624 644490 645876 650070 660555 692010 703080 715077 717640 754920 758415 773388 780084 794530 807345 830412 859320 866760 880740 910098 922680 953436 966735 968814 975105 1011220 1038015 1056888 1076460 1104840 1112342 1170126 1191795 1213464 1288980 1291752 1300140 1321110 1365147 1384020 1430154 1453221 1516830 1546776 1560168 1589060 1614690 1660824 1668513 1761480 1820196 1906872 1933470 1937628 1950210 2022440 2076030 2145231 2152920 2224684 2275245 2340252 2383590 2422035 2577960 2600280 2642220 2730294 2768040 2780855 2860308 2906442 2925315 3033660 3178120 3229380 3337026 3575385 3640392 3866940 3875256 3900420 4095441 4152060 4290462 4449368 4550490 4680504 4767180 4844070 5005539 5284440 5460588 5561710 5720616 5812884 5850630 6067320 6435693 6458760 6674052 6825735 7150770 7266105 7733880 7800840 8190882 8304120 8342565 8580924 9100980 9534360 9688140 10011078 10726155 10921176 11123420 11625768 11701260 12871386 13348104 13651470 14301540 14532210 15016617 16381764 16685130 17161848 18201960 19376280 20022156 20477205 21452310 22246840 23402520 25027695 25742772 27302940 28603080 29064420 30033234 32178465 32763528 33370260 40044312 40954410 42904620 45049851 50055390 51485544 54605880 58128840 60066468 64356930 66740520 75083085 81908820 85809240 90099702 100110780 120132936 128713860 150166170 163817640 180199404 200221560 225249255 257427720 300332340 360398808 450498510 600664680 900997020 1801994040
- Sum of all divisors σ(n): 7828254720
- Sum of proper divisors (its aliquot sum) s(n): 6026260680
- 1801994040 is an abundant number, because the sum of its proper divisors (6026260680) is greater than itself. Its abundance is 4224266640
Bases of 1801994040
- Binary: 11010110110100000111111001110002
- Hexadecimal: 0x6B683F38
- Base-36: TSUZI0
Squares and roots of 1801994040
- 1801994040 squared (18019940402) is 3247182520195521600
- 1801994040 cubed (18019940403) is 5851403548184509557891264000
-
The
square root of 1801994040 is 42449.9003532399 -
The
cube root of 1801994040 is 1216.8894242367
Scales and comparisons
How big is 1801994040?- 1,801,994,040 seconds is equal to 57 years, 15 weeks, 3 days, 9 hours, 54 minutes.
-
To count from 1 to 1,801,994,040 would take you about one hundred fourteen 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 1801994040 cubic inches would be around 101.4 feet tall.
Recreational maths with 1801994040
- 1801994040 backwards is 0404991081
- 1801994040 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1801994040's digits is 36
- More coming soon!
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