51312920472

Names of 51312920472

• Cardinal: 51312920472 can be written as Fifty-one billion, three hundred twelve million, nine hundred twenty thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 5.1312920472 × 10¹⁰

Factors of 51312920472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 17964

Divisors of 51312920472

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 72 88 99 108 132 198 216 264 297 396 594 792 1188 1297 2376 2594 3891 5188 7782 10376 11673 14267 15564 16651 23346 28534 31128 33302 35019 42801 46692 49953 57068 66604 70038 85602 93384 99906 114136 128403 133208 140076 149859 171204 183161 199812 256806 280152 299718 342408 366322 385209 399624 449577 513612 549483 599436 732644 770418 899154 1027224 1098966 1198872 1465288 1540836 1648449 1798308 2197932 3081672 3296898 3596616 4395864 4945347 6593796 9890694 13187592 19781388 21596347 39562776 43192694 64789041 86385388 129578082 172770776 194367123 237559817 259156164 388734246 475119634 518312328 583101369 712679451 777468492 950239268 1166202738 1425358902 1554936984 1900478536 2138038353 2332405476 2850717804 4276076706 4664810952 5701435608 6414115059 8552153412 12828230118 17104306824 25656460236 51312920472
• Sum of all divisors σ(n): 155622931200
• Sum of proper divisors (its aliquot sum) s(n): 104310010728
• 51312920472 is an abundant number, because the sum of its proper divisors (104310010728) is greater than itself. Its abundance is 52997090256

Bases of 51312920472

• Binary: 101111110010011111010000011110011000₂
• Hexadecimal: 0xBF27D0798
• Base-36: NKMDYU0

Squares and roots of 51312920472

• 51312920472 squared (51312920472²) is 2633015807365796702784
• 51312920472 cubed (51312920472³) is 135107730724879998022875212994048
• The square root of 51312920472 is 226523.5539011341
• The cube root of 51312920472 is 3715.9989083173

Scales and comparisons

• 51,312,920,472 seconds is equal to 1,631 years, 30 weeks, 5 days, 13 hours, 1 minute, 12 seconds.
• To count from 1 to 51,312,920,472 would take you about three thousand, two hundred sixty-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 51312920472 cubic inches would be around 309.7 feet tall.

Recreational maths with 51312920472

• 51312920472 backwards is 27402921315
• 51312920472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 51312920472's digits is 36
• More coming soon!