1021145664

Names of 1021145664

• Cardinal: 1021145664 can be written as One billion, twenty-one million, one hundred forty-five thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.021145664 × 10⁹

Factors of 1021145664

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 279

Divisors of 1021145664

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 17 21 22 24 28 32 33 34 42 44 48 51 56 64 66 68 77 84 88 96 102 112 119 132 136 154 168 176 187 192 204 224 231 238 239 264 272 289 308 336 352 357 374 408 448 462 476 478 528 544 561 578 616 672 704 714 717 748 816 867 924 952 956 1056 1088 1122 1156 1232 1309 1344 1428 1434 1496 1632 1673 1734 1848 1904 1912 2023 2112 2244 2312 2464 2618 2629 2856 2868 2992 3179 3264 3346 3468 3696 3808 3824 3927 4046 4063 4488 4624 4928 5019 5236 5258 5712 5736 5984 6069 6358 6692 6936 7392 7616 7648 7854 7887 8092 8126 8976 9248 9537 10038 10472 10516 11424 11472 11968 12138 12189 12716 13384 13872 14784 15296 15708 15774 16184 16252 17952 18403 18496 19074 20076 20944 21032 22253 22848 22944 24276 24378 25432 26768 27744 28441 31416 31548 32368 32504 35904 36806 38148 40152 41888 42064 44506 44693 45888 48552 48756 50864 53536 55209 55488 56882 62832 63096 64736 65008 66759 69071 73612 76296 80304 83776 84128 85323 89012 89386 97104 97512 101728 107072 110418 113764 125664 126192 129472 130016 133518 134079 138142 147224 152592 160608 168256 170646 178024 178772 194208 195024 203456 207213 220836 227528 251328 252384 260032 267036 268158 276284 294448 305184 312851 321216 341292 356048 357544 388416 390048 414426 441672 455056 483497 504768 534072 536316 552568 588896 610368 625702 682584 712096 715088 759781 780096 828852 883344 910112 938553 966994 1068144 1072632 1105136 1177792 1251404 1365168 1424192 1430176 1450491 1519562 1657704 1766688 1820224 1877106 1933988 2136288 2145264 2210272 2279343 2502808 2730336 2860352 2900982 3039124 3315408 3533376 3754212 3867976 4272576 4290528 4420544 4558686 5005616 5318467 5460672 5801964 6078248 6630816 7508424 7735952 8581056 9117372 10011232 10636934 11603928 12156496 13261632 15016848 15471904 15955401 18234744 20022464 21273868 23207856 24312992 30033696 30943808 31910802 36469488 42547736 46415712 48625984 60067392 63821604 72938976 85095472 92831424 127643208 145877952 170190944 255286416 340381888 510572832 1021145664
• Sum of all divisors σ(n): 3593226240
• Sum of proper divisors (its aliquot sum) s(n): 2572080576
• 1021145664 is an abundant number, because the sum of its proper divisors (2572080576) is greater than itself. Its abundance is 1550934912

Bases of 1021145664

• Binary: 111100110111010111001001000000₂
• Hexadecimal: 0x3CDD7240
• Base-36: GVYP1C

Squares and roots of 1021145664

• 1021145664 squared (1021145664²) is 1042738467106000896
• 1021145664 cubed (1021145664³) is 1064787864371299443330514944
• The square root of 1021145664 is 31955.3698773775
• The cube root of 1021145664 is 1006.9994480869

Scales and comparisons

• 1,021,145,664 seconds is equal to 32 years, 24 weeks, 2 days, 19 hours, 34 minutes, 24 seconds.
• To count from 1 to 1,021,145,664 would take you about 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 1021145664 cubic inches would be around 83.9 feet tall.

Recreational maths with 1021145664

• 1021145664 backwards is 4665411201
• The number of decimal digits it has is: 10
• The sum of 1021145664's digits is 30
• More coming soon!