389420657824

Names of 389420657824

• Cardinal: 389420657824 can be written as Three hundred eighty-nine billion, four hundred twenty million, six hundred fifty-seven thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 3.89420657824 × 10¹¹

Factors of 389420657824

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 106

Divisors of 389420657824

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 8 11 16 19 22 31 32 38 43 44 62 76 86 88 121 124 152 172 176 209 242 248 304 341 344 352 361 418 473 484 496 589 608 682 688 722 817 836 946 968 992 1178 1331 1333 1364 1376 1444 1634 1672 1892 1936 2299 2356 2662 2666 2728 2888 3268 3344 3751 3784 3872 3971 4598 4712 5203 5324 5332 5456 5776 6479 6536 6688 6859 7502 7568 7942 8987 9196 9424 10406 10648 10664 10912 11191 11552 12958 13072 13718 14663 15004 15136 15523 15884 17974 18392 18848 20812 21296 21328 22382 25289 25327 25916 26144 27436 29326 30008 31046 31768 35948 36784 41261 41624 42592 42656 43681 44764 50578 50654 51832 54872 57233 58652 60016 62092 63536 71269 71896 73568 75449 82522 83248 87362 89528 98857 101156 101308 103664 109744 114466 117304 120032 123101 124184 127072 142538 143792 150898 161293 165044 166496 170753 174724 179056 197714 202312 202616 207328 212629 219488 228932 234608 246202 248368 278597 285076 287584 294937 301796 322586 330088 341506 349448 358112 395428 404624 405232 425258 457864 469216 480491 481213 492404 496736 557194 570152 589874 603592 645172 660176 683012 698896 783959 790856 809248 810464 829939 850516 915728 960982 962426 984808 1087427 1114388 1140304 1179748 1207184 1290344 1320352 1354111 1366024 1397792 1567918 1581712 1659878 1701032 1774223 1831456 1878283 1921964 1924852 1969616 2174854 2228776 2280608 2338919 2359496 2414368 2580688 2708222 2732048 3064567 3135836 3163424 3244307 3319756 3402064 3548446 3756566 3843928 3849704 3939232 4349708 4457552 4677838 4718992 5161376 5293343 5416444 5464096 6129134 6271672 6488614 6639512 6804128 7096892 7513132 7687856 7699408 8699416 8915104 9129329 9143047 9355676 9437984 10586686 10832888 12258268 12543344 12977228 13279024 14193784 14895221 15026264 15375712 15398816 17398832 18258658 18286094 18711352 20661113 21173372 21665776 24516536 25086688 25728109 25954456 26558048 28387568 29790442 30052528 33710237 34797664 35687377 36517316 36572188 37422704 41322226 42346744 43331552 49033072 51456218 51908912 56775136 58226773 59580884 60105056 67420474 71374754 73034632 73144376 74845408 82644452 84693488 98066144 100573517 102912436 103817824 116453546 119161768 134840948 142749508 146069264 146288752 165288904 169386976 201147034 205824872 232907092 238323536 269681896 283009199 285499016 292138528 292577504 330577808 392561147 402294068 411649744 465814184 476647072 539363792 566018398 570998032 640494503 661155616 785122294 804588136 823299488 931628368 1078727584 1106308687 1132036796 1141996064 1280989006 1570244588 1609176272 1863256736 2212617374 2264073592 2561978012 3140489176 3218352544 4425234748 4528147184 5123956024 6280978352 8850469496 9056294368 10247912048 12169395557 12561956704 17700938992 20495824096 24338791114 35401877984 48677582228 97355164456 194710328912 389420657824
• Sum of all divisors σ(n): 940205629440
• Sum of proper divisors (its aliquot sum) s(n): 550784971616
• 389420657824 is an abundant number, because the sum of its proper divisors (550784971616) is greater than itself. Its abundance is 161364313792

Bases of 389420657824

• Binary: 101101010101011010001111010110010100000₂
• Hexadecimal: 0x5AAB47ACA0
• Base-36: 4YWB06N4

Squares and roots of 389420657824

• 389420657824 squared (389420657824²) is 151648448740076892414976
• 389420657824 cubed (389420657824³) is 59055038666349887436581629909172224
• The square root of 389420657824 is 624035.7824868699
• The cube root of 389420657824 is 7302.5240400817

Scales and comparisons

• 389,420,657,824 seconds is equal to 12,382 years, 19 weeks, 2 days, 12 hours, 57 minutes, 4 seconds.
• To count from 1 to 389,420,657,824 would take you about twenty-four thousand, seven hundred sixty-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 389420657824 cubic inches would be around 608.5 feet tall.

Recreational maths with 389420657824

• 389420657824 backwards is 428756024983
• The number of decimal digits it has is: 12
• The sum of 389420657824's digits is 58
• More coming soon!