31980173568

Names of 31980173568

• Cardinal: 31980173568 can be written as Thirty-one billion, nine hundred eighty million, one hundred seventy-three thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1980173568 × 10¹⁰

Factors of 31980173568

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 71766

Divisors of 31980173568

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 83 84 96 112 128 166 168 192 224 249 256 332 336 384 448 498 581 664 672 768 896 996 1162 1328 1344 1743 1792 1992 2324 2656 2688 3486 3984 4648 5312 5376 6972 7968 9296 10624 13944 15936 18592 21248 27888 31872 37184 55776 63744 71671 74368 111552 143342 148736 215013 223104 286684 430026 446208 501697 573368 860052 1003394 1146736 1505091 1720104 2006788 2293472 3010182 3440208 4013576 4586944 5948693 6020364 6880416 8027152 9173888 11897386 12040728 13760832 16054304 17846079 18347776 23794772 24081456 27521664 32108608 35692158 41640851 47589544 48162912 55043328 64217216 71384316 83281702 95179088 96325824 124922553 128434432 142768632 166563404 190358176 192651648 249845106 285537264 333126808 380716352 385303296 499690212 571074528 666253616 761432704 999380424 1142149056 1332507232 1522865408 1998760848 2284298112 2665014464 3997521696 4568596224 5330028928 7995043392 10660057856 15990086784 31980173568
• Sum of all divisors σ(n): 98446365696
• Sum of proper divisors (its aliquot sum) s(n): 66466192128
• 31980173568 is an abundant number, because the sum of its proper divisors (66466192128) is greater than itself. Its abundance is 34486018560

Bases of 31980173568

• Binary: 11101110010001010101011100100000000₂
• Hexadecimal: 0x7722AB900
• Base-36: EOW63UO

Squares and roots of 31980173568

• 31980173568 squared (31980173568²) is 1022731501439405850624
• 31980173568 cubed (31980173568³) is 32707130929493440937750201106432
• The square root of 31980173568 is 178830.0130515009
• The cube root of 31980173568 is 3174.1462914131

Scales and comparisons

• 31,980,173,568 seconds is equal to 1,016 years, 45 weeks, 1 day, 21 hours, 32 minutes, 48 seconds.
• To count from 1 to 31,980,173,568 would take you about two thousand and thirty-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 31980173568 cubic inches would be around 264.5 feet tall.

Recreational maths with 31980173568

• 31980173568 backwards is 86537108913
• The number of decimal digits it has is: 11
• The sum of 31980173568's digits is 51
• More coming soon!