30731087400
30,731,087,400 is an even composite number composed of seven prime numbers multiplied together.
30731087400 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 30731087400:
23 × 3 × 52 × 13 × 31 × 73 × 1741
(2 × 2 × 2 × 3 × 5 × 5 × 13 × 31 × 73 × 1741)See below for interesting mathematical facts about the number 30731087400 from the Numbermatics database.
Names of 30731087400
- Cardinal: 30731087400 can be written as Thirty billion, seven hundred thirty-one million, eighty-seven thousand, four hundred.
Scientific notation
- Scientific notation: 3.07310874 × 1010
Factors of 30731087400
Divisors of 30731087400
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 20 24 25 26 30 31 39 40 50 52 60 62 65 73 75 78 93 100 104 120 124 130 146 150 155 156 186 195 200 219 248 260 292 300 310 312 325 365 372 390 403 438 465 520 584 600 620 650 730 744 775 780 806 876 930 949 975 1095 1209 1240 1300 1460 1550 1560 1612 1741 1752 1825 1860 1898 1950 2015 2190 2263 2325 2418 2600 2847 2920 3100 3224 3482 3650 3720 3796 3900 4030 4380 4526 4650 4745 4836 5223 5475 5694 6045 6200 6789 6964 7300 7592 7800 8060 8705 8760 9052 9300 9490 9672 10075 10446 10950 11315 11388 12090 13578 13928 14235 14600 16120 17410 18104 18600 18980 20150 20892 21900 22630 22633 22776 23725 24180 26115 27156 28470 29419 30225 33945 34820 37960 40300 41784 43525 43800 45260 45266 47450 48360 52230 53971 54312 56575 56940 58838 60450 67890 67899 69640 71175 80600 87050 88257 90520 90532 94900 104460 107942 113150 113165 113880 117676 120900 127093 130575 135780 135798 142350 147095 161913 169725 174100 176514 181064 189800 208920 215884 226300 226330 235352 241800 254186 261150 269855 271560 271596 284700 294190 323826 339450 339495 348200 353028 381279 431768 441285 452600 452660 508372 522300 539710 543192 565825 569400 588380 635465 647652 678900 678990 701623 706056 735475 762558 809565 882570 905320 1016744 1044600 1079420 1131650 1176760 1270930 1295304 1349275 1357800 1357980 1403246 1470950 1525116 1619130 1652209 1697475 1765140 1906395 2104869 2158840 2206425 2263300 2541860 2698550 2715960 2806492 2941900 3050232 3177325 3238260 3304418 3394950 3508115 3530280 3812790 3939883 4047825 4209738 4412850 4526600 4956627 5083720 5397100 5612984 5883800 6354650 6476520 6608836 6789900 7016230 7625580 7879766 8095650 8261045 8419476 8825700 9531975 9913254 10524345 10794200 11819649 12709300 13217672 13579800 14032460 15251160 15759532 16191300 16522090 16838952 17540575 17651400 19063950 19699415 19826508 21048690 23639298 24783135 25418600 28064920 31519064 32382600 33044180 35081150 38127900 39398830 39653016 41305225 42097380 47278596 49566270 51218479 52621725 59098245 66088360 70162300 76255800 78797660 82610450 84194760 94557192 98497075 99132540 102436958 105243450 118196490 123915675 140324600 153655437 157595320 165220900 196994150 198265080 204873916 210486900 236392980 247831350 256092395 295491225 307310874 330441800 393988300 409747832 420973800 472785960 495662700 512184790 590982450 614621748 768277185 787976600 991325400 1024369580 1181964900 1229243496 1280461975 1536554370 2048739160 2363929800 2560923950 3073108740 3841385925 5121847900 6146217480 7682771850 10243695800 15365543700 30731087400
- Sum of all divisors σ(n): 107416458240
- Sum of proper divisors (its aliquot sum) s(n): 76685370840
- 30731087400 is an abundant number, because the sum of its proper divisors (76685370840) is greater than itself. Its abundance is 45954283440
Bases of 30731087400
- Binary: 111001001111011011100101110001010002
- Hexadecimal: 0x727B72E28
- Base-36: E48HUSO
Squares and roots of 30731087400
- 30731087400 squared (307310874002) is 944399732786438760000
- 30731087400 cubed (307310874003) is 29022430728796695068307624000000
-
The
square root of 30731087400 is 175302.8448143383 -
The
cube root of 30731087400 is 3132.2708532351
Scales and comparisons
How big is 30731087400?- 30,731,087,400 seconds is equal to 977 years, 7 weeks, 6 days, 21 hours, 10 minutes.
-
To count from 1 to 30,731,087,400 would take you about one thousand, nine hundred fifty-four 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 30731087400 cubic inches would be around 261 feet tall.
Recreational maths with 30731087400
- 30731087400 backwards is 00478013703
- The number of decimal digits it has is: 11
- The sum of 30731087400's digits is 33
- More coming soon!
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