30947951440

Names of 30947951440

• Cardinal: 30947951440 can be written as Thirty billion, nine hundred forty-seven million, nine hundred fifty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.094795144 × 10¹⁰

Factors of 30947951440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 424

Divisors of 30947951440

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 37 40 56 70 71 74 80 109 112 140 142 148 185 193 218 259 280 284 296 355 370 386 436 497 518 545 560 568 592 710 740 763 772 872 965 994 1036 1090 1136 1295 1351 1420 1480 1526 1544 1744 1930 1988 2072 2180 2485 2590 2627 2702 2840 2960 3052 3088 3815 3860 3976 4033 4144 4360 4970 5180 5254 5404 5680 6104 6755 7141 7630 7720 7739 7952 8066 8720 9940 10360 10508 10808 12208 13135 13510 13703 14282 15260 15440 15478 16132 18389 19880 20165 20720 21016 21037 21616 26270 27020 27406 28231 28564 30520 30956 32264 35705 36778 38695 39760 40330 42032 42074 49987 52540 54040 54173 54812 56462 57128 61040 61912 64528 68515 71410 73556 77390 80660 84148 91945 95921 99974 105080 105185 108080 108346 109624 112924 114256 123824 137030 141155 142820 147112 147259 154780 161320 168296 183890 191842 199948 210160 210370 216692 219248 225848 249935 270865 274060 282310 285640 286343 294224 294518 309560 322640 336592 367780 383684 399896 420740 433384 451696 479605 499870 507011 541730 548120 564620 571280 572686 589036 619120 735560 736295 767368 778369 799792 841480 866768 959210 999740 1014022 1083460 1096240 1129240 1145372 1178072 1431715 1471120 1472590 1493627 1534736 1556738 1682960 1918420 1999480 2004401 2028044 2166920 2258480 2290744 2356144 2535055 2863430 2945180 2987254 3113476 3549077 3836840 3891845 3998960 4008802 4056088 4333840 4581488 5070110 5448583 5726860 5890360 5974508 6226952 7098154 7468135 7673680 7783690 8017604 8112176 10022005 10140220 10455389 10897166 11453720 11780720 11949016 12453904 14196308 14936270 15567380 16035208 17745385 20044010 20280440 20910778 21794332 22907440 23898032 27242915 28392616 29872540 31134760 32070416 35490770 40088020 40560880 41821556 43588664 52276945 54485830 55264199 56785232 59745080 62269520 70981540 80176040 83643112 87177328 104553890 108971660 110528398 119490160 141963080 160352080 167286224 209107780 217943320 221056796 276320995 283926160 386849393 418215560 435886640 442113592 552641990 773698786 836431120 884227184 1105283980 1547397572 1934246965 2210567960 3094795144 3868493930 4421135920 6189590288 7736987860 15473975720 30947951440
• Sum of all divisors σ(n): 86878725120
• Sum of proper divisors (its aliquot sum) s(n): 55930773680
• 30947951440 is an abundant number, because the sum of its proper divisors (55930773680) is greater than itself. Its abundance is 24982822240

Bases of 30947951440

• Binary: 11100110100101001000100001101010000₂
• Hexadecimal: 0x734A44350
• Base-36: E7TM05S

Squares and roots of 30947951440

• 30947951440 squared (30947951440²) is 957775698332598073600
• 30947951440 cubed (30947951440³) is 29641195802409334150810345984000
• The square root of 30947951440 is 175920.2985445397
• The cube root of 30947951440 is 3139.6215563487

Scales and comparisons

• 30,947,951,440 seconds is equal to 984 years, 2 weeks, 3 days, 21 hours, 10 minutes, 40 seconds.
• To count from 1 to 30,947,951,440 would take you about one thousand, nine hundred sixty-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 30947951440 cubic inches would be around 261.6 feet tall.

Recreational maths with 30947951440

• 30947951440 backwards is 04415974903
• The number of decimal digits it has is: 11
• The sum of 30947951440's digits is 46
• More coming soon!