1997707616784

Names of 1997707616784

• Cardinal: 1997707616784 can be written as One trillion, nine hundred ninety-seven billion, seven hundred seven million, six hundred sixteen thousand, seven hundred eighty-four.

Scientific notation

• Scientific notation: 1.997707616784 × 10¹²

Factors of 1997707616784

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 164

Divisors of 1997707616784

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 22 24 27 33 34 36 44 48 51 54 66 68 72 88 99 102 108 121 131 132 136 144 153 176 187 198 204 216 242 262 264 272 297 306 363 374 393 396 408 432 459 484 524 528 561 594 612 726 748 786 792 816 918 968 1048 1089 1122 1179 1188 1224 1441 1452 1496 1572 1584 1683 1836 1936 2057 2096 2178 2227 2244 2358 2376 2448 2882 2904 2992 3144 3267 3366 3537 3672 4114 4323 4356 4454 4488 4716 4752 5049 5764 5808 6171 6288 6534 6681 6732 7074 7344 8228 8646 8712 8908 8976 9432 10098 11528 12342 12969 13068 13362 13464 14148 15851 16456 17161 17292 17424 17816 18513 18864 20043 20196 23056 24497 24684 25938 26136 26724 26928 28296 31702 32912 34322 34584 35632 37026 38907 40086 40392 47553 48994 49368 51483 51876 52272 53448 55539 56592 60129 63404 68644 69168 73491 74052 77814 80172 80784 95106 97988 98736 102966 103752 106896 111078 120258 126808 137288 142659 146982 148104 154449 155628 160344 188771 190212 195976 205932 207504 220473 222156 240516 253616 269467 274576 285318 291737 293964 296208 308898 311256 320688 377542 380424 391952 411864 427977 440946 444312 463347 481032 538934 566313 570636 583474 587928 617796 622512 661419 755084 760848 808401 823728 855954 875211 881892 888624 926694 962064 1077868 1132626 1141272 1166948 1175856 1235592 1322838 1510168 1616802 1698939 1711908 1750422 1763784 1853388 2076481 2155736 2248091 2265252 2282544 2333896 2425203 2471184 2625633 2645676 3020336 3209107 3233604 3397878 3423816 3500844 3527568 3706776 4152962 4311472 4496182 4530504 4667792 4850406 5096817 5251266 5291352 6229443 6418214 6467208 6744273 6795756 6847632 7001688 7275609 7413552 7876899 8305924 8992364 9061008 9627321 9700812 10193634 10502532 10582704 12458886 12836428 12934416 13488546 13591512 14003376 14551218 15753798 16611848 17984728 18688329 19254642 19401624 20232819 20387268 21005064 24729001 24917772 25672856 26977092 27183024 28881963 29102436 31507596 33223696 35300177 35969456 37376658 38217547 38509284 38803248 40465638 40774536 42010128 49458002 49835544 51345712 53954184 56064987 57763926 58204872 60698457 63015192 70600354 74187003 74753316 76435094 77018568 80931276 81549072 86645889 98916004 99671088 105900531 107908368 112129974 114652641 115527852 116409744 121396914 126030384 141200708 148374006 149506632 152870188 154037136 161862552 173291778 197832008 211801062 222561009 224259948 229305282 231055704 242793828 272019011 282401416 296748012 299013264 305740376 317701593 323725104 343957923 346583556 395664016 420393017 423602124 445122018 448519896 458610564 462111408 485587656 544038022 564802832 593496024 611480752 635403186 667683027 687915846 693167112 816057033 840786034 847204248 890244036 897039792 917221128 953104779 971175312 1031873769 1088076044 1186992048 1261179051 1270806372 1335366054 1375831692 1386334224 1632114066 1681572068 1694408496 1780488072 1834442256 1906209558 2063747538 2176152088 2448171099 2522358102 2541612744 2670732108 2751663384 3264228132 3363144136 3560976144 3783537153 3812419116 4127495076 4352304176 4624323187 4896342198 5044716204 5083225488 5341464216 5503326768 6528456264 6726288272 7344513297 7567074306 7624838232 8254990152 9248646374 9792684396 10089432408 10682928432 11350611459 13056912528 13872969561 14689026594 15134148612 15249676464 16509980304 18497292748 19585368792 20178864816 22701222918 27745939122 29378053188 30268297224 36994585496 39170737584 41618908683 45402445836 55491878244 58756106376 60536594448 73989170992 83237817366 90804891672 110983756488 117512212752 124856726049 166475634732 181609783344 221967512976 249713452098 332951269464 499426904196 665902538928 998853808392 1997707616784
• Sum of all divisors σ(n): 6724928327040
• Sum of proper divisors (its aliquot sum) s(n): 4727220710256
• 1997707616784 is an abundant number, because the sum of its proper divisors (4727220710256) is greater than itself. Its abundance is 2729513093472

Bases of 1997707616784

• Binary: 11101000100100000101001110010001000010000₂
• Hexadecimal: 0x1D120A72210
• Base-36: PHQFJAC0

Squares and roots of 1997707616784

• 1997707616784 squared (1997707616784²) is 3990835722156808998502656
• 1997707616784 cubed (1997707616784³) is 7972522919486332488737026742254178304
• The square root of 1997707616784 is 1413402.8501400441
• The cube root of 1997707616784 is 12594.3949555209

Scales and comparisons

• 1,997,707,616,784 seconds is equal to 63,520 years, 47 weeks, 6 days, 22 hours, 26 minutes, 24 seconds.
• To count from 1 to 1,997,707,616,784 would take you about one hundred fifty-eight thousand, eight hundred two 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 1997707616784 cubic inches would be around 1049.5 feet tall.

Recreational maths with 1997707616784

• 1997707616784 backwards is 4876167077991
• 1997707616784 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1997707616784's digits is 72
• More coming soon!