20450921472

Names of 20450921472

• Cardinal: 20450921472 can be written as Twenty billion, four hundred fifty million, nine hundred twenty-one thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.0450921472 × 10¹⁰

Factors of 20450921472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 707

Divisors of 20450921472

• Number of divisors d(n): 330
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 64 72 76 81 96 108 114 128 144 152 162 171 192 216 228 256 288 304 324 342 361 384 432 456 512 513 576 608 648 683 684 722 768 864 912 1024 1026 1083 1152 1216 1296 1366 1368 1444 1536 1539 1728 1824 2049 2052 2166 2304 2432 2592 2732 2736 2888 3072 3078 3249 3456 3648 4098 4104 4332 4608 4864 5184 5464 5472 5776 6147 6156 6498 6912 7296 8196 8208 8664 9216 9728 9747 10368 10928 10944 11552 12294 12312 12977 12996 13824 14592 16392 16416 17328 18441 19456 19494 20736 21856 21888 23104 24588 24624 25954 25992 27648 29184 29241 32784 32832 34656 36882 38931 38988 41472 43712 43776 46208 49176 49248 51908 51984 55323 58368 58482 65568 65664 69312 73764 77862 77976 82944 87424 87552 92416 98352 98496 103816 103968 110646 116793 116964 131136 131328 138624 147528 155724 155952 174848 175104 184832 196704 196992 207632 207936 221292 233586 233928 246563 262272 262656 277248 295056 311448 311904 349696 350379 369664 393408 393984 415264 415872 442584 467172 467856 493126 524544 525312 554496 590112 622896 623808 699392 700758 739689 786816 787968 830528 831744 885168 934344 935712 986252 1049088 1051137 1108992 1180224 1245792 1247616 1401516 1479378 1573632 1575936 1661056 1663488 1770336 1868688 1871424 1972504 2098176 2102274 2219067 2360448 2491584 2495232 2803032 2958756 3147264 3322112 3326976 3540672 3737376 3742848 3945008 4204548 4438134 4720896 4983168 4990464 5606064 5917512 6294528 6644224 6657201 7081344 7474752 7485696 7890016 8409096 8876268 9441792 9966336 9980928 11212128 11835024 13288448 13314402 14162688 14949504 14971392 15780032 16818192 17752536 18883584 19932672 19971603 22424256 23670048 26628804 28325376 29899008 29942784 31560064 33636384 35505072 39865344 39943206 44848512 47340096 53257608 56650752 59798016 63120128 67272768 71010144 79886412 89697024 94680192 106515216 119596032 126240256 134545536 142020288 159772824 179394048 189360384 213030432 252480512 269091072 284040576 319545648 358788096 378720768 426060864 538182144 568081152 639091296 757441536 852121728 1076364288 1136162304 1278182592 1704243456 2272324608 2556365184 3408486912 5112730368 6816973824 10225460736 20450921472
• Sum of all divisors σ(n): 64548222948
• Sum of proper divisors (its aliquot sum) s(n): 44097301476
• 20450921472 is an abundant number, because the sum of its proper divisors (44097301476) is greater than itself. Its abundance is 23646380004

Bases of 20450921472

• Binary: 10011000010111110000100110000000000₂
• Hexadecimal: 0x4C2F84C00
• Base-36: 9E7Y800

Squares and roots of 20450921472

• 20450921472 squared (20450921472²) is 418240189053910646784
• 20450921472 cubed (20450921472³) is 8553397262775960611884313346048
• The square root of 20450921472 is 143006.7182757509
• The cube root of 20450921472 is 2734.6660163659

Scales and comparisons

• 20,450,921,472 seconds is equal to 650 years, 14 weeks, 2 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 20,450,921,472 would take you about one thousand, three hundred 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 20450921472 cubic inches would be around 227.9 feet tall.

Recreational maths with 20450921472

• 20450921472 backwards is 27412905402
• 20450921472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20450921472's digits is 36
• More coming soon!