30128761740

Names of 30128761740

• Cardinal: 30128761740 can be written as Thirty billion, one hundred twenty-eight million, seven hundred sixty-one thousand, seven hundred forty.

Scientific notation

• Scientific notation: 3.012876174 × 10¹⁰

Factors of 30128761740

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1267

Divisors of 30128761740

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 31 33 35 42 44 55 60 62 66 70 77 84 93 105 110 124 132 140 154 155 165 186 210 211 217 220 231 308 310 330 341 372 385 420 422 434 462 465 620 633 651 660 682 770 844 868 924 930 997 1023 1055 1085 1155 1266 1302 1364 1477 1540 1705 1860 1994 2046 2110 2170 2310 2321 2387 2532 2604 2954 2991 3165 3255 3410 3988 4092 4220 4340 4431 4620 4642 4774 4985 5115 5908 5982 6330 6510 6541 6820 6963 6979 7161 7385 8862 9284 9548 9970 10230 10967 11605 11935 11964 12660 13020 13082 13926 13958 14322 14770 14955 16247 17724 19623 19940 20460 20937 21934 22155 23210 23870 26164 27852 27916 28644 29540 29910 30907 32494 32705 32901 34815 34895 35805 39246 41874 43868 44310 45787 46420 47740 48741 54835 59820 61814 64988 65410 65802 69630 69790 71610 71951 76769 78492 81235 83748 88620 91574 92721 97482 98115 104685 109670 123628 130820 131604 137361 139260 139580 143220 143902 153538 154535 162470 164505 183148 185442 194964 196230 209370 210367 215853 216349 219340 228935 230307 243705 274722 287804 307076 309070 324940 329010 339977 359755 370884 383845 392460 418740 420734 431706 432698 457870 460614 463605 487410 503657 549444 618140 631101 649047 658020 679954 686805 719510 767690 841468 863412 865396 915740 921228 927210 974820 1007314 1019931 1051835 1079265 1081745 1151535 1262202 1298094 1359908 1373610 1439020 1472569 1510971 1535380 1699885 1854420 2014628 2039862 2103670 2158530 2163490 2303070 2314037 2379839 2518285 2524404 2596188 2747220 2945138 3021942 3155505 3245235 3399770 4079724 4207340 4317060 4326980 4417707 4606140 4628074 4759678 5036570 5099655 5890276 6043884 6311010 6490470 6521377 6799540 6942111 7139517 7362845 7554855 8835414 9256148 9519356 10073140 10199310 11570185 11899195 12622020 12980940 13042754 13884222 14279034 14725690 15109710 16198259 17670828 19564131 20398620 22088535 23140370 23798390 26085508 27768444 28558068 29451380 30219420 32396518 32606885 34710555 35697585 39128262 44177070 45649639 46280740 47596780 48594777 64793036 65213770 69421110 71395170 71735147 78256524 80991295 88354140 91299278 97189554 97820655 130427540 136948917 138842220 142790340 143470294 161982590 182598556 194379108 195641310 215205441 228248195 242973885 273897834 286940588 323965180 358675735 391282620 430410882 456496390 485947770 502146029 547795668 684744585 717351470 860821764 912992780 971895540 1004292058 1076027205 1369489170 1434702940 1506438087 2008584116 2152054410 2510730145 2738978340 3012876174 4304108820 5021460290 6025752348 7532190435 10042920580 15064380870 30128761740
• Sum of all divisors σ(n): 109193527296
• Sum of proper divisors (its aliquot sum) s(n): 79064765556
• 30128761740 is an abundant number, because the sum of its proper divisors (79064765556) is greater than itself. Its abundance is 48936003816

Bases of 30128761740

• Binary: 11100000011110100000110101110001100₂
• Hexadecimal: 0x703D06B8C
• Base-36: DU9VXCC

Squares and roots of 30128761740

• 30128761740 squared (30128761740²) is 907742283985687827600
• 30128761740 cubed (30128761740³) is 27349150995528206127778596024000
• The square root of 30128761740 is 173576.3858939343
• The cube root of 30128761740 is 3111.6716350435

Scales and comparisons

• 30,128,761,740 seconds is equal to 958 years, 12 hours, 29 minutes.
• To count from 1 to 30,128,761,740 would take you about one thousand, nine hundred sixteen 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 30128761740 cubic inches would be around 259.3 feet tall.

Recreational maths with 30128761740

• 30128761740 backwards is 04716782103
• The number of decimal digits it has is: 11
• The sum of 30128761740's digits is 39
• More coming soon!