30821142528

Names of 30821142528

• Cardinal: 30821142528 can be written as Thirty billion, eight hundred twenty-one million, one hundred forty-two thousand, five hundred twenty-eight.

Scientific notation

• Scientific notation: 3.0821142528 × 10¹⁰

Factors of 30821142528

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 296

Divisors of 30821142528

• Number of divisors d(n): 468
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 22 24 32 33 34 36 44 48 51 64 66 68 72 88 96 99 102 128 132 136 144 153 176 187 192 198 204 256 263 264 272 288 289 306 352 374 384 396 408 512 526 528 544 561 576 578 612 704 748 768 789 792 816 867 1024 1052 1056 1088 1122 1152 1156 1224 1408 1496 1536 1578 1584 1632 1683 1734 2048 2104 2112 2176 2244 2304 2312 2367 2448 2601 2816 2893 2992 3072 3156 3168 3179 3264 3366 3468 4096 4208 4224 4352 4471 4488 4608 4624 4734 4896 5202 5632 5786 5984 6144 6312 6336 6358 6528 6732 6936 8416 8448 8679 8704 8942 8976 9216 9248 9468 9537 9792 10404 11264 11572 11968 12288 12624 12672 12716 13056 13413 13464 13872 16832 16896 17358 17408 17884 17952 18432 18496 18936 19074 19584 20808 22528 23144 23936 25248 25344 25432 26037 26112 26826 26928 27744 28611 33664 33792 34716 34816 35768 35904 36864 36992 37872 38148 39168 40239 41616 45056 46288 47872 49181 50496 50688 50864 52074 52224 53652 53856 55488 57222 67328 67584 69432 69632 71536 71808 73984 75744 76007 76296 78336 80478 83232 92576 95744 98362 100992 101376 101728 104148 104448 107304 107712 110976 114444 134656 135168 138864 143072 143616 147543 147968 151488 152014 152592 156672 160956 166464 185152 191488 196724 201984 202752 203456 208296 208896 214608 215424 221952 228021 228888 269312 277728 286144 287232 295086 295936 302976 304028 305184 313344 321912 332928 370304 382976 393448 403968 405504 406912 416592 429216 430848 442629 443904 456042 457776 538624 555456 572288 574464 590172 591872 605952 608056 610368 626688 643824 665856 684063 740608 765952 786896 807936 813824 833184 836077 858432 861696 885258 887808 912084 915552 1077248 1110912 1144576 1148928 1180344 1183744 1211904 1216112 1220736 1287648 1331712 1368126 1481216 1573792 1615872 1627648 1666368 1672154 1716864 1723392 1770516 1775616 1824168 1831104 2221824 2289152 2297856 2360688 2423808 2432224 2441472 2508231 2575296 2663424 2736252 2962432 3147584 3231744 3255296 3332736 3344308 3433728 3446784 3541032 3551232 3648336 3662208 4443648 4578304 4721376 4847616 4864448 4882944 5016462 5150592 5326848 5472504 5924864 6295168 6510592 6665472 6688616 6867456 6893568 7082064 7296672 7324416 7524693 8887296 9156608 9442752 9695232 9728896 9765888 10032924 10301184 10653696 10945008 11849728 12590336 13021184 13330944 13377232 13734912 14164128 14593344 14648832 15049386 17774592 18313216 18885504 19457792 19531776 20065848 20602368 21890016 25180672 26661888 26754464 27469824 28328256 29186688 29297664 30098772 35549184 37771008 38915584 39063552 40131696 41204736 43780032 50361344 53323776 53508928 54939648 56656512 58373376 58595328 60197544 75542016 77831168 80263392 82409472 87560064 100722688 106647552 107017856 113313024 116746752 117190656 120395088 151084032 155662336 160526784 164818944 175120128 201445376 214035712 226626048 233493504 240790176 302168064 311324672 321053568 350240256 428071424 453252096 466987008 481580352 604336128 642107136 700480512 856142848 906504192 933974016 963160704 1284214272 1400961024 1712285696 1813008384 1926321408 2568428544 2801922048 3424571392 3852642816 5136857088 7705285632 10273714176 15410571264 30821142528
• Sum of all divisors σ(n): 103562810208
• Sum of proper divisors (its aliquot sum) s(n): 72741667680
• 30821142528 is an abundant number, because the sum of its proper divisors (72741667680) is greater than itself. Its abundance is 41920525152

Bases of 30821142528

• Binary: 11100101101000101010101000000000000₂
• Hexadecimal: 0x72D155000
• Base-36: E5Q41S0

Squares and roots of 30821142528

• 30821142528 squared (30821142528²) is 949942826731290230784
• 30821142528 cubed (30821142528³) is 29278323256136304560327677181952
• The square root of 30821142528 is 175559.5127812789
• The cube root of 30821142528 is 3135.3274970553

Scales and comparisons

• 30,821,142,528 seconds is equal to 980 years, 6 days, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 30,821,142,528 would take you about one thousand, nine hundred sixty 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 30821142528 cubic inches would be around 261.3 feet tall.

Recreational maths with 30821142528

• 30821142528 backwards is 82524112803
• 30821142528 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30821142528's digits is 36
• More coming soon!