3990685746970

Names of 3990685746970

• Cardinal: 3990685746970 can be written as Three trillion, nine hundred ninety billion, six hundred eighty-five million, seven hundred forty-six thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 3.99068574697 × 10¹²

Factors of 3990685746970

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 539

Divisors of 3990685746970

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 5 10 13 17 26 34 53 65 85 106 130 169 170 221 265 338 442 449 530 689 845 898 901 1105 1378 1690 1802 2197 2210 2245 2873 3445 4394 4490 4505 5746 5837 6890 7633 8957 9010 10985 11674 11713 14365 15266 17914 21970 23426 23797 28730 29185 37349 38165 44785 47594 58370 58565 74698 75881 76330 89570 99229 116441 117130 118985 151762 152269 186745 198458 201601 232882 237970 304538 309361 373490 379405 403202 404549 496145 582205 618722 758810 761345 809098 986453 992290 1008005 1164410 1289977 1522690 1546805 1972906 1979497 2016010 2022745 2579954 2620813 3093610 3427217 3958994 4021693 4045490 4932265 5241626 5259137 6449885 6854434 8043386 9864530 9897485 10518274 10684853 12899770 13104065 16769701 17136085 19794970 20108465 21369706 26208130 26295685 33539402 34070569 34272170 40216930 44553821 52282009 52591370 53424265 68141138 68368781 83848505 89107642 104564018 106848530 136737562 138903089 167697010 170352845 181642501 222769105 261410045 277806178 340705690 341843905 363285002 442917397 445538210 522820090 579199673 683687810 694515445 885834794 888794153 908212505 1158399346 1389030890 1777588306 1805740157 1816425010 2214586985 2361352513 2895998365 3611480314 4429173970 4443970765 4722705026 5791996730 7529595749 8887941530 9028700785 11806762565 15059191498 18057401570 23474622041 23613525130 30697582669 37647978745 46949244082 61395165338 75295957490 117373110205 153487913345 234746220410 306975826690 399068574697 798137149394 1995342873485 3990685746970
• Sum of all divisors σ(n): 8413500624480
• Sum of proper divisors (its aliquot sum) s(n): 4422814877510
• 3990685746970 is an abundant number, because the sum of its proper divisors (4422814877510) is greater than itself. Its abundance is 432129130540

Bases of 3990685746970

• Binary: 111010000100100111011010000000011100011010₂
• Hexadecimal: 0x3A12768071A
• Base-36: 1EXAN99GA

Squares and roots of 3990685746970

• 3990685746970 squared (3990685746970²) is 15925572731069506864180900
• 3990685746970 cubed (3990685746970³) is 63553956110213177927273297253706873000
• The square root of 3990685746970 is 1997670.0796102443
• The cube root of 3990685746970 is 15861.6797311683

Scales and comparisons

• 3,990,685,746,970 seconds is equal to 126,891 years, 24 weeks, 10 hours, 36 minutes, 10 seconds.
• To count from 1 to 3,990,685,746,970 would take you about three hundred seventeen thousand, two hundred twenty-eight 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 3990685746970 cubic inches would be around 1321.8 feet tall.

Recreational maths with 3990685746970

• 3990685746970 backwards is 0796475860993
• The number of decimal digits it has is: 13
• The sum of 3990685746970's digits is 73
• More coming soon!