1221353454672

Names of 1221353454672

• Cardinal: 1221353454672 can be written as One trillion, two hundred twenty-one billion, three hundred fifty-three million, four hundred fifty-four thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.221353454672 × 10¹²

Factors of 1221353454672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 174

Divisors of 1221353454672

• Number of divisors d(n): 560
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 29 36 39 48 52 54 58 72 78 81 87 104 108 116 117 127 144 156 162 174 208 216 232 234 243 254 261 312 324 348 351 377 381 432 464 468 486 508 522 624 648 696 702 729 754 762 783 936 972 1016 1044 1053 1131 1143 1296 1392 1404 1458 1508 1524 1566 1651 1872 1944 2032 2088 2106 2187 2262 2286 2349 2808 2916 3016 3048 3132 3159 3302 3393 3429 3683 3888 4176 4212 4374 4524 4572 4698 4953 5616 5832 6032 6096 6264 6318 6561 6604 6786 6858 7047 7366 8424 8748 9048 9144 9396 9477 9906 10179 10287 11049 11664 12528 12636 13122 13208 13572 13716 14094 14732 14859 16848 17496 18096 18288 18792 18954 19683 19812 20358 20574 21141 22098 25272 26244 26416 27144 27432 28188 28431 29464 29718 30537 30861 33147 34992 37584 37908 39366 39624 40716 41148 42282 44196 44577 47879 50544 52488 54288 54864 56376 56862 58928 59049 59436 61074 61722 63423 66294 75816 78732 79248 81432 82296 84564 85293 88392 89154 91611 92583 95758 99441 104976 112752 113724 118098 118872 122148 123444 126846 132588 133731 143637 151632 157464 162864 164592 169128 170586 176784 177147 178308 183222 185166 190269 191516 198882 227448 236196 237744 244296 246888 253692 255879 265176 267462 274833 277749 287274 298323 314928 338256 341172 354294 356616 366444 370332 380538 383032 397764 401193 430911 454896 472392 488592 493776 507384 511758 530352 531441 534924 549666 555498 570807 574548 596646 682344 708588 713232 732888 740664 761076 766064 767637 795528 802386 824499 833247 861822 894969 944784 1014768 1023516 1062882 1069848 1099332 1110996 1141614 1149096 1193292 1203579 1292733 1364688 1417176 1465776 1481328 1522152 1535274 1591056 1594323 1604772 1648998 1666494 1712421 1723644 1789938 2047032 2125764 2139696 2198664 2221992 2283228 2298192 2302911 2386584 2407158 2473497 2499741 2585466 2684907 2834352 3044304 3070548 3188646 3209544 3297996 3332988 3424842 3447288 3579876 3610737 3878199 4094064 4251528 4397328 4443984 4566456 4605822 4773168 4814316 4946994 4999482 5137263 5170932 5369814 6141096 6377292 6419088 6595992 6665976 6849684 6894576 6908733 7159752 7221474 7420491 7499223 7756398 8054721 8503056 9132912 9211644 9628632 9893988 9998964 10274526 10341864 10739628 10832211 11634597 12282192 12754584 13191984 13331952 13699368 13817466 14319504 14442948 14840982 14998446 15411789 15512796 16109442 18423288 19257264 19787976 19997928 20549052 20683728 20726199 21479256 21664422 22261473 22497669 23269194 24164163 25509168 27398736 27634932 28885896 29681964 29996892 30823578 31025592 32218884 32496633 34903791 36846576 39575952 39995856 41098104 41452398 42958512 43328844 44522946 44995338 46235367 46538388 48328326 55269864 57771792 59363928 59993784 61647156 62051184 64437768 64993266 66784419 67493007 69807582 72492489 82196208 82904796 86657688 89045892 89990676 92470734 93076776 96656652 97489899 104711373 110539728 118727856 119987568 123294312 128875536 129986532 133568838 134986014 139615164 144984978 165809592 173315376 178091784 179981352 184941468 186153552 193313304 194979798 200353257 202479021 209422746 217477467 246588624 259973064 267137676 269972028 279230328 289969956 292469697 314134119 331619184 356183568 359962704 369882936 386626608 389959596 400706514 404958042 418845492 434954934 519946128 534275352 539944056 558460656 579939912 584939394 601059771 628268238 652432401 739765872 779919192 801413028 809916084 837690984 869909868 877409091 942402357 1068550704 1079888112 1159879824 1169878788 1202119542 1256536476 1304864802 1559838384 1602826056 1619832168 1675381968 1739819736 1754818182 1884804714 1957297203 2339757576 2404239084 2513072952 2609729604 2632227273 2827207071 3205652112 3239664336 3479639472 3509636364 3769609428 3914594406 4679515152 4808478168 5026145904 5219459208 5264454546 5654414142 5871891609 7019272728 7539218856 7829188812 8481621213 9616956336 10438918416 10528909092 11308828284 11743783218 14038545456 15078437712 15658377624 16963242426 21057818184 22617656568 23487566436 25444863639 31316755248 33926484852 42115636368 45235313136 46975132872 50889727278 67852969704 76334590917 93950265744 101779454556 135705939408 152669181834 203558909112 305338363668 407117818224 610676727336 1221353454672
• Sum of all divisors σ(n): 3985551575040
• Sum of proper divisors (its aliquot sum) s(n): 2764198120368
• 1221353454672 is an abundant number, because the sum of its proper divisors (2764198120368) is greater than itself. Its abundance is 1542844665696

Bases of 1221353454672

• Binary: 10001110001011110010101101011110001010000₂
• Hexadecimal: 0x11C5E56BC50
• Base-36: FL2YB900

Squares and roots of 1221353454672

• 1221353454672 squared (1221353454672²) is 1491704261239229158627584
• 1221353454672 cubed (1221353454672³) is 1821898152813476116740075612672872448
• The square root of 1221353454672 is 1105148.6120300745
• The cube root of 1221353454672 is 10689.2472252125

Scales and comparisons

• 1,221,353,454,672 seconds is equal to 38,835 years, 13 weeks, 4 days, 8 hours, 31 minutes, 12 seconds.
• To count from 1 to 1,221,353,454,672 would take you about ninety-seven thousand and eighty-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 1221353454672 cubic inches would be around 890.8 feet tall.

Recreational maths with 1221353454672

• 1221353454672 backwards is 2764543531221
• The number of decimal digits it has is: 13
• The sum of 1221353454672's digits is 45
• More coming soon!