18709864704

Names of 18709864704

• Cardinal: 18709864704 can be written as Eighteen billion, seven hundred nine million, eight hundred sixty-four thousand, seven hundred four.

Scientific notation

• Scientific notation: 1.8709864704 × 10¹⁰

Factors of 18709864704

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 72

Divisors of 18709864704

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 67 72 81 96 108 128 134 144 162 192 201 216 243 256 268 288 324 384 402 432 486 536 576 603 648 768 804 864 972 1072 1152 1206 1296 1608 1728 1809 1944 2144 2304 2412 2592 3216 3456 3618 3888 4288 4489 4824 5184 5427 6432 6912 7236 7776 8576 8978 9648 10368 10854 12864 13467 14472 15552 16281 17152 17956 19296 20736 21708 25728 26934 28944 31104 32562 35912 38592 40401 43416 51456 53868 57888 62208 65124 71824 77184 80802 86832 107736 115776 121203 130248 143648 154368 161604 173664 215472 231552 242406 260496 287296 300763 323208 347328 363609 430944 463104 484812 520992 574592 601526 646416 694656 727218 861888 902289 969624 1041984 1090827 1149184 1203052 1292832 1389312 1454436 1723776 1804578 1939248 2083968 2181654 2406104 2585664 2706867 2908872 3447552 3609156 3878496 4167936 4363308 4812208 5171328 5413734 5817744 7218312 7756992 8120601 8726616 9624416 10342656 10827468 11635488 14436624 15513984 16241202 17453232 19248832 21654936 23270976 24361803 28873248 31027968 32482404 34906464 38497664 43309872 46541952 48723606 57746496 64964808 69812928 73085409 76995328 86619744 93083904 97447212 115492992 129929616 139625856 146170818 173239488 194894424 230985984 259859232 279251712 292341636 346478976 389788848 519718464 584683272 692957952 779577696 1039436928 1169366544 1559155392 2078873856 2338733088 3118310784 4677466176 6236621568 9354932352 18709864704
• Sum of all divisors σ(n): 56790741280
• Sum of proper divisors (its aliquot sum) s(n): 38080876576
• 18709864704 is an abundant number, because the sum of its proper divisors (38080876576) is greater than itself. Its abundance is 19371011872

Bases of 18709864704

• Binary: 10001011011001100011110000100000000₂
• Hexadecimal: 0x45B31E100
• Base-36: 8LFDC00

Squares and roots of 18709864704

• 18709864704 squared (18709864704²) is 350059037241985007616
• 18709864704 cubed (18709864704³) is 6549557225210036800891769585664
• The square root of 18709864704 is 136784.0074862555
• The cube root of 18709864704 is 2654.7495081113

Scales and comparisons

• 18,709,864,704 seconds is equal to 594 years, 47 weeks, 4 days, 8 hours, 38 minutes, 24 seconds.
• To count from 1 to 18,709,864,704 would take you about one thousand, one hundred eighty-nine 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 18709864704 cubic inches would be around 221.2 feet tall.

Recreational maths with 18709864704

• 18709864704 backwards is 40746890781
• 18709864704 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18709864704's digits is 54
• More coming soon!