21427709952

Names of 21427709952

• Cardinal: 21427709952 can be written as Twenty-one billion, four hundred twenty-seven million, seven hundred nine thousand, nine hundred fifty-two.

Scientific notation

• Scientific notation: 2.1427709952 × 10¹⁰

Factors of 21427709952

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 113

Divisors of 21427709952

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 19 22 24 32 33 37 38 41 44 48 57 64 66 74 76 82 88 96 111 114 121 123 128 132 148 152 164 176 192 209 222 228 242 246 256 264 296 304 328 352 363 384 407 418 444 451 456 484 492 512 528 592 608 627 656 703 704 726 768 779 814 836 888 902 912 968 984 1024 1056 1184 1216 1221 1254 1312 1353 1406 1408 1452 1517 1536 1558 1628 1672 1776 1804 1824 1936 1968 2048 2109 2112 2299 2337 2368 2432 2442 2508 2624 2706 2812 2816 2904 3034 3072 3116 3256 3344 3552 3608 3648 3872 3936 4218 4224 4477 4551 4598 4674 4736 4864 4884 4961 5016 5248 5412 5624 5632 5808 6068 6144 6232 6512 6688 6897 7104 7216 7296 7733 7744 7872 8436 8448 8569 8954 9102 9196 9348 9472 9728 9768 9922 10032 10496 10824 11248 11264 11616 12136 12464 13024 13376 13431 13794 14208 14432 14592 14883 15466 15488 15744 16687 16872 16896 17138 17908 18204 18392 18696 18944 19456 19536 19844 20064 20992 21648 22496 22528 23199 23232 24272 24928 25707 26048 26752 26862 27588 28416 28823 28864 29184 29766 30932 30976 31488 33374 33744 33792 34276 35816 36408 36784 37392 37888 38912 39072 39688 40128 41984 43296 44992 46398 46464 48544 49856 50061 51414 52096 53504 53724 55176 56832 57646 57728 58368 59532 61864 61952 62976 66748 67488 67584 68552 71632 72816 73568 74784 75776 78144 79376 80256 83968 85063 86469 86592 89984 92796 92928 94259 97088 99712 100122 102828 104192 107008 107448 110352 113664 115292 115456 116736 119064 123728 123904 125952 133496 134976 137104 143264 145632 147136 149568 156288 158752 160512 170126 172938 173184 179968 183557 185592 185856 188518 194176 199424 200244 205656 208384 214016 214896 220704 227328 230584 230912 238128 247456 247808 251904 255189 266992 269952 274208 282777 286528 291264 294272 299136 312576 317053 317504 321024 340252 345876 346368 359936 367114 371184 371712 377036 388352 398848 400488 411312 416768 428032 429792 441408 461168 461824 476256 494912 510378 533984 539904 548416 550671 565554 573056 582528 588544 598272 625152 634106 635008 642048 680504 691752 692736 719872 734228 742368 743424 754072 776704 797696 800976 822624 833536 859584 882816 922336 923648 951159 952512 989824 1020756 1067968 1079808 1096832 1101342 1131108 1146112 1165056 1177088 1196544 1250304 1268212 1270016 1284096 1361008 1383504 1385472 1439744 1468456 1484736 1508144 1553408 1595392 1601952 1645248 1719168 1765632 1844672 1902318 1905024 1979648 2041512 2135936 2159616 2193664 2202684 2262216 2292224 2330112 2354176 2393088 2500608 2536424 2540032 2722016 2767008 2770944 2936912 2969472 3016288 3106816 3203904 3290496 3438336 3487583 3531264 3689344 3804636 3810048 3959296 4083024 4271872 4319232 4387328 4405368 4524432 4584448 4660224 4708352 4786176 5072848 5080064 5444032 5534016 5873824 5938944 6032576 6407808 6580992 6876672 6975166 7062528 7378688 7609272 7620096 7918592 8166048 8543744 8774656 8810736 9048864 9168896 9320448 10145696 10160128 10462749 10888064 11068032 11747648 11877888 12065152 12815616 13161984 13753344 13950332 14125056 14757376 15218544 15240192 15837184 16332096 17087488 17549312 17621472 18097728 20291392 20925498 21776128 22136064 23495296 23755776 24130304 25631232 26323968 27506688 27900664 29514752 30437088 30480384 32664192 34174976 35242944 36195456 40582784 41850996 43552256 44272128 46990592 47511552 48260608 51262464 52647936 55801328 59029504 60874176 65328384 70485888 72390912 81165568 83701992 87104512 88544256 93981184 96521216 102524928 111602656 121748352 130656768 140971776 144781824 162331136 167403984 174209024 177088512 187962368 193042432 223205312 243496704 261313536 281943552 289563648 324662272 334807968 375924736 446410624 486993408 522627072 563887104 579127296 649324544 669615936 892821248 973986816 1127774208 1339231872 1785642496 1947973632 2678463744 3571284992 5356927488 7142569984 10713854976 21427709952
• Sum of all divisors σ(n): 69538996800
• Sum of proper divisors (its aliquot sum) s(n): 48111286848
• 21427709952 is an abundant number, because the sum of its proper divisors (48111286848) is greater than itself. Its abundance is 26683576896

Bases of 21427709952

• Binary: 10011111101001100001110100000000000₂
• Hexadecimal: 0x4FD30E800
• Base-36: 9UDI6TC

Squares and roots of 21427709952

• 21427709952 squared (21427709952²) is 459146753787039842304
• 21427709952 cubed (21427709952³) is 9838463465551047317557931409408
• The square root of 21427709952 is 146382.0684100345
• The cube root of 21427709952 is 2777.5288994803

Scales and comparisons

• 21,427,709,952 seconds is equal to 681 years, 17 weeks, 2 days, 21 hours, 39 minutes, 12 seconds.
• To count from 1 to 21,427,709,952 would take you about one thousand, three hundred sixty-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 21427709952 cubic inches would be around 231.5 feet tall.

Recreational maths with 21427709952

• 21427709952 backwards is 25990772412
• 21427709952 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21427709952's digits is 48
• More coming soon!