31985942472

Names of 31985942472

• Cardinal: 31985942472 can be written as Thirty-one billion, nine hundred eighty-five million, nine hundred forty-two thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 3.1985942472 × 10¹⁰

Factors of 31985942472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1654

Divisors of 31985942472

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 71 72 88 99 108 121 132 142 198 213 216 242 264 284 297 363 396 426 484 568 594 639 726 781 792 852 968 1089 1188 1278 1331 1452 1562 1567 1704 1917 2178 2343 2376 2556 2662 2904 3124 3134 3267 3834 3993 4356 4686 4701 5112 5324 6248 6268 6534 7029 7668 7986 8591 8712 9372 9402 10648 11979 12536 13068 14058 14103 15336 15972 17182 17237 18744 18804 21087 23958 25773 26136 28116 28206 31944 34364 34474 35937 37608 42174 42309 47916 51546 51711 56232 56412 68728 68948 71874 77319 84348 84618 94501 95832 103092 103422 111257 112824 137896 143748 154638 155133 168696 169236 189002 189607 206184 206844 222514 231957 283503 287496 309276 310266 333771 338472 378004 379214 413688 445028 463914 465399 567006 568821 618552 620532 667542 756008 758428 850509 890056 927828 930798 1001313 1134012 1137642 1223827 1241064 1335084 1516856 1701018 1706463 1855656 1861596 2002626 2085677 2268024 2275284 2447654 2551527 2670168 3003939 3402036 3412926 3671481 3723192 4005252 4171354 4550568 4895308 5103054 5119389 6007878 6257031 6804072 6825852 7342962 8010504 8342708 9790616 10206108 10238778 11014443 12015756 12514062 13462097 13651704 14685924 16685416 18771093 20412216 20477556 22028886 24031512 25028124 26924194 29371848 33043329 37542186 40386291 40955112 44057772 50056248 53848388 56313279 66086658 75084372 80772582 88115544 107696776 112626558 121158873 132173316 148083067 150168744 161545164 225253116 242317746 264346632 296166134 323090328 363476619 444249201 450506232 484635492 592332268 726953238 888498402 969270984 1184664536 1332747603 1453906476 1776996804 2665495206 2907812952 3553993608 3998242809 5330990412 7996485618 10661980824 15992971236 31985942472
• Sum of all divisors σ(n): 99167846400
• Sum of proper divisors (its aliquot sum) s(n): 67181903928
• 31985942472 is an abundant number, because the sum of its proper divisors (67181903928) is greater than itself. Its abundance is 35195961456

Bases of 31985942472

• Binary: 11101110010100000101011111111001000₂
• Hexadecimal: 0x77282BFC8
• Base-36: EOZLR60

Squares and roots of 31985942472

• 31985942472 squared (31985942472²) is 1023100515822093470784
• 31985942472 cubed (31985942472³) is 32724834242159007543103836738048
• The square root of 31985942472 is 178846.1418985603
• The cube root of 31985942472 is 3174.3371413705

Scales and comparisons

• 31,985,942,472 seconds is equal to 1,017 years, 2 weeks, 5 days, 16 hours, 1 minute, 12 seconds.
• To count from 1 to 31,985,942,472 would take you about two thousand and thirty-four 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 31985942472 cubic inches would be around 264.5 feet tall.

Recreational maths with 31985942472

• 31985942472 backwards is 27424958913
• 31985942472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31985942472's digits is 54
• More coming soon!