18143929908

Names of 18143929908

• Cardinal: 18143929908 can be written as Eighteen billion, one hundred forty-three million, nine hundred twenty-nine thousand, nine hundred eight.

Scientific notation

• Scientific notation: 1.8143929908 × 10¹⁰

Factors of 18143929908

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 523

Divisors of 18143929908

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 36 37 39 52 54 67 74 78 108 111 117 134 148 156 169 201 222 234 268 333 338 351 401 402 444 468 481 507 603 666 676 702 802 804 871 962 999 1014 1203 1206 1332 1404 1443 1521 1604 1742 1809 1924 1998 2028 2406 2412 2479 2613 2886 3042 3484 3609 3618 3996 4329 4563 4812 4958 5213 5226 5772 6084 6253 7218 7236 7437 7839 8658 9126 9916 10426 10452 10827 11323 12506 12987 14436 14837 14874 15639 15678 17316 18252 18759 20852 21654 22311 22646 23517 25012 25974 26867 29674 29748 31278 31356 32227 33969 37518 43308 44511 44622 45292 46917 47034 51948 53734 56277 59348 62556 64454 66933 67769 67938 75036 80601 89022 89244 93834 94068 96681 101907 107468 112554 128908 133533 133866 135538 135876 140751 161202 168831 178044 187668 192881 193362 203307 203814 225108 241803 267066 267732 271076 281502 290043 305721 322404 337662 349271 385762 386724 400599 406614 407628 418951 483606 534132 563004 578643 580086 609921 611442 675324 698542 725409 771524 801198 813228 837902 870129 967212 994079 1047813 1157286 1160172 1219842 1222884 1256853 1397084 1450818 1602396 1675804 1735929 1740258 1829763 1988158 2095626 2314572 2439684 2507453 2513706 2901636 2982237 3143439 3471858 3480516 3659526 3770559 3976316 4191252 4540523 5014906 5027412 5207787 5964474 6286878 6943716 7319052 7522359 7541118 8946711 9081046 9430317 10029812 10415574 11311677 11928948 12573756 12923027 13621569 15044718 15082236 17893422 18162092 18860634 20831148 22567077 22623354 25846054 26840133 27243138 30089436 35786844 37721268 38769081 40864707 45134154 45246708 51692108 53680266 54486276 67701231 77538162 81729414 90268308 107360532 116307243 122594121 135402462 155076324 163458828 167999351 232614486 245188242 270804924 335998702 348921729 465228972 490376484 503998053 671997404 697843458 1007996106 1395686916 1511994159 2015992212 3023988318 4535982477 6047976636 9071964954 18143929908
• Sum of all divisors σ(n): 53226472320
• Sum of proper divisors (its aliquot sum) s(n): 35082542412
• 18143929908 is an abundant number, because the sum of its proper divisors (35082542412) is greater than itself. Its abundance is 16938612504

Bases of 18143929908

• Binary: 10000111001011101100110011000110100₂
• Hexadecimal: 0x439766634
• Base-36: 8C2FDX0

Squares and roots of 18143929908

• 18143929908 squared (18143929908²) is 329202192506416888464
• 18143929908 cubed (18143929908³) is 5973021506396350864518269781312
• The square root of 18143929908 is 134699.4057447917
• The cube root of 18143929908 is 2627.7081002285

Scales and comparisons

• 18,143,929,908 seconds is equal to 576 years, 47 weeks, 6 days, 4 hours, 31 minutes, 48 seconds.
• To count from 1 to 18,143,929,908 would take you about one thousand, one hundred fifty-three 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 18143929908 cubic inches would be around 219 feet tall.

Recreational maths with 18143929908

• 18143929908 backwards is 80992934181
• 18143929908 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18143929908's digits is 54
• More coming soon!