1812980988

Names of 1812980988

• Cardinal: 1812980988 can be written as One billion, eight hundred twelve million, nine hundred eighty thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.812980988 × 10⁹

Factors of 1812980988

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 117

Divisors of 1812980988

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 19 21 26 27 28 36 38 39 42 49 52 54 57 63 73 76 78 84 91 98 108 114 117 126 133 146 147 156 171 182 189 196 219 228 234 247 252 266 273 292 294 342 351 361 364 378 399 438 441 468 494 511 513 532 546 588 637 657 684 702 722 741 756 798 819 876 882 931 949 988 1022 1026 1083 1092 1197 1274 1314 1323 1387 1404 1444 1482 1533 1596 1638 1729 1764 1862 1898 1911 1971 2044 2052 2166 2223 2394 2457 2527 2548 2628 2646 2774 2793 2847 2964 3066 3249 3276 3458 3577 3591 3724 3796 3822 3942 4161 4332 4446 4599 4693 4788 4914 5054 5187 5292 5548 5586 5694 5733 6132 6498 6643 6669 6916 7154 7182 7581 7644 7884 8322 8379 8541 8892 9198 9386 9709 9747 9828 10108 10374 10731 11172 11388 11466 12103 12483 12996 13286 13338 13797 14079 14308 14364 15162 15561 16644 16758 17082 17199 17689 18031 18396 18772 19418 19494 19929 20748 21462 22743 22932 24206 24966 25137 25623 26353 26572 26676 27594 28158 29127 30324 31122 32193 32851 33516 34164 34398 35378 36062 36309 37449 38836 38988 39858 42237 42924 45486 46501 46683 48412 49932 50274 51246 52706 53067 54093 55188 56316 58254 59787 62244 64386 65702 67963 68229 68796 70756 72124 72618 74898 79059 79716 84474 87381 90972 93002 93366 96579 98553 100548 102492 105412 106134 108186 108927 116508 119574 126217 126711 128772 131404 135926 136458 139503 145236 149796 158118 159201 162279 168948 174762 179361 184471 186004 186732 193158 197106 203889 212268 216372 217854 229957 237177 239148 252434 253422 262143 271852 272916 279006 295659 316236 318402 324558 326781 342589 349524 358722 368942 378651 386316 394212 407778 418509 435708 459914 474354 477603 486837 504868 506844 524286 553413 558012 591318 611667 636804 649116 653562 685178 689871 711531 717444 737884 757302 815556 837018 883519 886977 919828 948708 955206 973674 1027767 1048572 1106826 1135953 1182636 1223334 1255527 1291297 1307124 1370356 1379742 1423062 1514604 1660239 1674036 1767038 1773954 1835001 1910412 1947348 2055534 2069613 2213652 2271906 2398123 2446668 2511054 2582594 2650557 2759484 2846124 3083301 3320478 3407859 3534076 3547908 3670002 3873891 4111068 4139226 4543812 4796246 4980717 5022108 5165188 5301114 6166602 6208839 6640956 6815718 7194369 7340004 7747782 7951671 8278452 9249903 9592492 9961434 10602228 11621673 12333204 12417678 13631436 14388738 15495564 15903342 16786861 18499806 19922868 21583107 23243346 23855013 24835356 28777476 31806684 33573722 34865019 36999612 43166214 46486692 47710026 50360583 64749321 67147444 69730038 86332428 95420052 100721166 129498642 139460076 151081749 201442332 258997284 302163498 453245247 604326996 906490494 1812980988
• Sum of all divisors σ(n): 6299667360
• Sum of proper divisors (its aliquot sum) s(n): 4486686372
• 1812980988 is an abundant number, because the sum of its proper divisors (4486686372) is greater than itself. Its abundance is 2673705384

Bases of 1812980988

• Binary: 1101100000011111110010011111100₂
• Hexadecimal: 0x6C0FE4FC
• Base-36: TZEH30

Squares and roots of 1812980988

• 1812980988 squared (1812980988²) is 3286900062849456144
• 1812980988 cubed (1812980988³) is 5959087323402069095211790272
• The square root of 1812980988 is 42579.1144576775
• The cube root of 1812980988 is 1219.3575825905

Scales and comparisons

• 1,812,980,988 seconds is equal to 57 years, 33 weeks, 4 days, 13 hours, 49 minutes, 48 seconds.
• To count from 1 to 1,812,980,988 would take you about one hundred fifteen 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 1812980988 cubic inches would be around 101.6 feet tall.

Recreational maths with 1812980988

• 1812980988 backwards is 8890892181
• 1812980988 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1812980988's digits is 54
• More coming soon!