19728628416

Names of 19728628416

• Cardinal: 19728628416 can be written as Nineteen billion, seven hundred twenty-eight million, six hundred twenty-eight thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 1.9728628416 × 10¹⁰

Factors of 19728628416

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 240

Divisors of 19728628416

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 43 48 53 56 57 63 64 72 76 84 86 96 106 112 113 114 126 129 133 144 152 159 168 171 172 192 212 224 226 228 252 258 266 288 301 304 318 336 339 342 344 371 387 399 424 448 452 456 477 504 516 532 576 602 608 636 672 678 684 688 742 774 791 798 817 848 903 904 912 954 1007 1008 1017 1032 1064 1113 1197 1204 1216 1272 1344 1356 1368 1376 1484 1548 1582 1596 1634 1696 1806 1808 1824 1908 2014 2016 2034 2064 2128 2147 2226 2279 2373 2394 2408 2451 2544 2709 2712 2736 2752 2968 3021 3096 3164 3192 3268 3339 3392 3612 3616 3648 3816 4028 4032 4068 4128 4256 4294 4452 4558 4746 4788 4816 4859 4902 5088 5418 5424 5472 5719 5936 5989 6042 6192 6328 6384 6441 6536 6678 6837 7049 7119 7224 7232 7353 7632 8056 8136 8256 8512 8588 8904 9063 9116 9492 9576 9632 9718 9804 10176 10836 10848 10944 11438 11872 11978 12084 12384 12656 12768 12882 13072 13356 13674 14098 14238 14448 14577 14706 15029 15264 15953 16112 16272 17157 17176 17808 17967 18126 18232 18984 19152 19264 19323 19436 19608 20511 21147 21672 21696 22876 23744 23956 24168 24768 25312 25536 25764 26144 26712 27348 28196 28476 28896 29154 29412 30058 30528 31906 32224 32544 34013 34314 34352 35616 35934 36252 36464 37968 38304 38646 38872 39216 41022 41923 42294 43301 43344 43731 45087 45752 47859 47912 48336 50624 51471 51528 52288 53424 53901 54696 56392 56952 57792 58308 58824 60116 63441 63812 64448 65088 68026 68628 68704 71232 71868 72504 72928 75936 76608 77292 77744 78432 82044 83846 84588 86602 86688 87462 90174 91504 92321 95718 95824 96672 102039 102942 103056 106848 107802 109392 112784 113791 113904 116616 117648 120232 125769 126882 127624 129903 135261 136052 137256 137408 143577 143736 145008 145856 151872 154584 155488 156864 164088 167692 169176 173204 173376 174924 180348 183008 184642 191436 191648 193344 204078 205884 206112 213696 215604 218784 225568 227582 227808 233232 235296 240464 251538 253764 255248 257527 259806 270522 272104 274512 276963 287154 287472 290016 303107 306117 309168 310976 328176 335384 338352 341373 346408 349848 360696 366016 369284 377307 382872 383296 389709 408156 411768 412224 431208 437568 451136 455164 455616 466464 470592 480928 503076 507528 510496 515054 519612 541044 544208 549024 553926 574308 574944 580032 606214 612234 618336 646247 656352 670768 676704 682746 692816 699696 721392 738568 754614 765744 772581 779418 796537 816312 823536 830889 862416 909321 910328 932928 961856 1006152 1015056 1020992 1024119 1030108 1039224 1082088 1088416 1098048 1107852 1148616 1149888 1212428 1224468 1236672 1292494 1312704 1341536 1353408 1365492 1385632 1399392 1442784 1477136 1509228 1531488 1545162 1558836 1593074 1632624 1647072 1661778 1724832 1802689 1818642 1820656 1938741 2012304 2030112 2048238 2060216 2078448 2164176 2176832 2215704 2297232 2317743 2389611 2424856 2448936 2584988 2683072 2727963 2730984 2771264 2798784 2885568 2954272 3018456 3062976 3090324 3117672 3186148 3265248 3294144 3323556 3449664 3605378 3637284 3641312 3877482 4024608 4060224 4096476 4120432 4156896 4328352 4431408 4594464 4635486 4779222 4849712 4893013 4897872 5169976 5408067 5455926 5461968 5816223 5908544 6036912 6180648 6235344 6372296 6530496 6647112 7168833 7210756 7274568 7282624 7754964 8049216 8192952 8240864 8313792 8656704 8862816 9188928 9270972 9558444 9699424 9786026 9795744 10339952 10816134 10911852 10923936 11632446 12073824 12361296 12470688 12744592 13294224 14337666 14421512 14549136 14679039 15509928 16224201 16385904 16481728 17725632 18541944 19116888 19398848 19572052 19591488 20679904 21632268 21823704 21847872 23264892 24147648 24722592 24941376 25489184 26588448 28675332 28843024 29098272 29358078 31019856 32448402 32771808 34251091 37083888 38233776 39144104 41359808 43264536 43647408 44037117 46529784 49445184 50978368 53176896 57350664 57686048 58196544 58716156 62039712 64896804 65543616 68502182 74167776 76467552 78288208 86529072 87294816 88074234 93059568 102753273 114701328 115372096 117432312 124079424 129793608 137004364 148335552 152935104 156576416 173058144 174589632 176148468 186119136 205506546 229402656 234864624 259587216 274008728 308259819 313152832 346116288 352296936 372238272 411013092 458805312 469729248 519174432 548017456 616519638 704593872 822026184 939458496 1038348864 1096034912 1233039276 1409187744 1644052368 2192069824 2466078552 2818375488 3288104736 4932157104 6576209472 9864314208 19728628416
• Sum of all divisors σ(n): 71551434240
• Sum of proper divisors (its aliquot sum) s(n): 51822805824
• 19728628416 is an abundant number, because the sum of its proper divisors (51822805824) is greater than itself. Its abundance is 32094177408

Bases of 19728628416

• Binary: 10010010111111010101111101011000000₂
• Hexadecimal: 0x497EAFAC0
• Base-36: 929WZ40

Squares and roots of 19728628416

• 19728628416 squared (19728628416²) is 389218779176602669056
• 19728628416 cubed (19728628416³) is 7678752666904352499079645495296
• The square root of 19728628416 is 140458.6359609119
• The cube root of 19728628416 is 2702.0847372333

Scales and comparisons

• 19,728,628,416 seconds is equal to 627 years, 16 weeks, 14 hours, 33 minutes, 36 seconds.
• To count from 1 to 19,728,628,416 would take you about one thousand, two 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 19728628416 cubic inches would be around 225.2 feet tall.

Recreational maths with 19728628416

• 19728628416 backwards is 61482682791
• The number of decimal digits it has is: 11
• The sum of 19728628416's digits is 54
• More coming soon!