1978656429672

Names of 1978656429672

• Cardinal: 1978656429672 can be written as One trillion, nine hundred seventy-eight billion, six hundred fifty-six million, four hundred twenty-nine thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.978656429672 × 10¹²

Factors of 1978656429672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 147001

Divisors of 1978656429672

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 19 24 26 36 38 39 52 57 72 76 78 104 114 117 152 156 171 228 234 247 312 342 456 468 494 684 741 761 936 988 1368 1482 1522 1976 2223 2283 2964 3044 4446 4566 5928 6088 6849 8892 9132 9893 13698 14459 17784 18264 19786 27396 28918 29679 39572 43377 54792 57836 59358 79144 86754 89037 115672 118716 130131 146203 173508 178074 187967 237432 260262 292406 347016 356148 375934 438609 520524 563901 584812 712296 751868 877218 1041048 1127802 1169624 1315827 1503736 1691703 1754436 1900639 2255604 2631654 2777857 3383406 3508872 3801278 4511208 5263308 5555714 5701917 6766812 7602556 8333571 10526616 11111428 11403834 13533624 15205112 16667142 17105751 22222856 22807668 25000713 33334284 34211502 36112141 45615336 50001426 66668568 68423004 72224282 100002852 108336423 111260483 136846008 144448564 200005704 216672846 222520966 288897128 325009269 333781449 433345692 445041932 650018538 667562898 866691384 890083864 1001344347 1300037076 1335125796 1446386279 2002688694 2113949177 2600074152 2670251592 2892772558 4005377388 4227898354 4339158837 5785545116 6341847531 8010754776 8455796708 8678317674 11571090232 12683695062 13017476511 16911593416 17356635348 19025542593 25367390124 26034953022 27481339301 34713270696 38051085186 50734780248 52069906044 54962678602 76102170372 82444017903 104139812088 109925357204 152204340744 164888035806 219850714408 247332053709 329776071612 494664107418 659552143224 989328214836 1978656429672
• Sum of all divisors σ(n): 6082846660800
• Sum of proper divisors (its aliquot sum) s(n): 4104190231128
• 1978656429672 is an abundant number, because the sum of its proper divisors (4104190231128) is greater than itself. Its abundance is 2125533801456

Bases of 1978656429672

• Binary: 11100110010110001000111010001011001101000₂
• Hexadecimal: 0x1CCB11D1668
• Base-36: P8ZCY8A0

Squares and roots of 1978656429672

• 1978656429672 squared (1978656429672²) is 3915081266682346282027584
• 1978656429672 cubed (1978656429672³) is 7746600721009422582948662938460072448
• The square root of 1978656429672 is 1406647.2300018935
• The cube root of 1978656429672 is 12554.2314259019

Scales and comparisons

• 1,978,656,429,672 seconds is equal to 62,915 years, 8 weeks, 2 hours, 1 minute, 12 seconds.
• To count from 1 to 1,978,656,429,672 would take you about one hundred fifty-seven thousand, two hundred eighty-seven 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 1978656429672 cubic inches would be around 1046.2 feet tall.

Recreational maths with 1978656429672

• 1978656429672 backwards is 2769246568791
• 1978656429672 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1978656429672's digits is 72
• More coming soon!