1397689020
1,397,689,020 is an even composite number composed of seven prime numbers multiplied together.
What does the number 1397689020 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 480 divisors.
1397689020 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 1397689020:
22 × 34 × 5 × 7 × 13 × 19 × 499
(2 × 2 × 3 × 3 × 3 × 3 × 5 × 7 × 13 × 19 × 499)See below for interesting mathematical facts about the number 1397689020 from the Numbermatics database.
Names of 1397689020
- Cardinal: 1397689020 can be written as One billion, three hundred ninety-seven million, six hundred eighty-nine thousand and twenty.
Scientific notation
- Scientific notation: 1.39768902 × 109
Factors of 1397689020
Divisors of 1397689020
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 3 4 5 6 7 9 10 12 13 14 15 18 19 20 21 26 27 28 30 35 36 38 39 42 45 52 54 57 60 63 65 70 76 78 81 84 90 91 95 105 108 114 117 126 130 133 135 140 156 162 171 180 182 189 190 195 210 228 234 247 252 260 266 270 273 285 315 324 342 351 364 378 380 390 399 405 420 455 468 494 499 513 532 540 546 567 570 585 630 665 684 702 741 756 780 798 810 819 855 910 945 988 998 1026 1053 1092 1134 1140 1170 1197 1235 1260 1330 1365 1404 1482 1497 1539 1596 1620 1638 1710 1729 1755 1820 1890 1995 1996 2052 2106 2223 2268 2340 2394 2457 2470 2495 2565 2660 2730 2835 2964 2994 3078 3276 3420 3458 3493 3510 3591 3705 3780 3990 4095 4212 4446 4491 4788 4914 4940 4990 5130 5187 5265 5460 5670 5985 5988 6156 6487 6669 6916 6986 7020 7182 7371 7410 7485 7695 7980 8190 8645 8892 8982 9481 9828 9980 10260 10374 10479 10530 10773 11115 11340 11970 12285 12974 13338 13473 13972 14364 14742 14820 14970 15390 15561 16380 17290 17465 17955 17964 18962 19461 20007 20748 20958 21060 21546 22230 22455 23940 24570 25935 25948 26676 26946 28443 29484 29940 30780 31122 31437 32435 33345 34580 34930 35910 36855 37924 38922 40014 40419 41916 43092 44460 44910 45409 46683 47405 49140 51870 52395 53865 53892 56886 58383 62244 62874 64870 66367 66690 67365 69860 71820 73710 77805 77844 80028 80838 85329 89820 90818 93366 94311 94810 97305 100035 103740 104790 107730 113772 116766 123253 125748 129740 132734 133380 134730 136227 140049 142215 147420 155610 157185 161676 170658 175149 181636 186732 188622 189620 194610 199101 200070 202095 209580 215460 227045 233415 233532 246506 255987 265468 269460 272454 280098 282933 284430 291915 311220 314370 331835 341316 350298 369759 377244 389220 398202 400140 404190 408681 426645 454090 466830 471555 493012 511974 525447 544908 560196 565866 568860 583830 597303 616265 628740 663670 681135 700245 700596 739518 767961 796404 808380 817362 853290 862771 875745 908180 933660 943110 995505 1023948 1050894 1109277 1131732 1167660 1194606 1226043 1232530 1279935 1327340 1362270 1400490 1414665 1479036 1535922 1634724 1706580 1725542 1751490 1791909 1848795 1886220 1991010 2043405 2101788 2218554 2389212 2452086 2465060 2559870 2588313 2627235 2724540 2800980 2829330 2986515 3071844 3327831 3451084 3502980 3583818 3678129 3697590 3839805 3982020 4086810 4313855 4437108 4904172 5119740 5176626 5254470 5375727 5546385 5658660 5973030 6130215 6655662 7167636 7356258 7395180 7679610 7764939 8173620 8627710 8959545 9983493 10353252 10508940 10751454 11092770 11946060 12260430 12941565 13311324 14712516 15359220 15529878 16639155 17255420 17919090 18390645 19966986 21502908 22185540 23294817 24520860 25883130 26878635 31059756 33278310 35838180 36781290 38824695 39933972 46589634 49917465 51766260 53757270 66556620 69884451 73562580 77649390 93179268 99834930 107514540 116474085 139768902 155298780 199669860 232948170 279537804 349422255 465896340 698844510 1397689020
- Sum of all divisors σ(n): 5691840000
- Sum of proper divisors (its aliquot sum) s(n): 4294150980
- 1397689020 is an abundant number, because the sum of its proper divisors (4294150980) is greater than itself. Its abundance is 2896461960
Bases of 1397689020
- Binary: 10100110100111100001010101111002
- Hexadecimal: 0x534F0ABC
- Base-36: N45BR0
Squares and roots of 1397689020
- 1397689020 squared (13976890202) is 1953534596628560400
- 1397689020 cubed (13976890203) is 2730433855897867889486808000
-
The
square root of 1397689020 is 37385.6793438341 -
The
cube root of 1397689020 is 1118.0730631343
Scales and comparisons
How big is 1397689020?- 1,397,689,020 seconds is equal to 44 years, 22 weeks, 6 days, 22 hours, 57 minutes.
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To count from 1 to 1,397,689,020 would take you about 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 1397689020 cubic inches would be around 93.2 feet tall.
Recreational maths with 1397689020
- 1397689020 backwards is 0209867931
- 1397689020 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1397689020's digits is 45
- More coming soon!
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