71291516472

Names of 71291516472

• Cardinal: 71291516472 can be written as Seventy-one billion, two hundred ninety-one million, five hundred sixteen thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 7.1291516472 × 10¹⁰

Factors of 71291516472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 80

Divisors of 71291516472

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 17 18 22 24 27 33 34 36 44 47 51 54 66 68 72 88 94 99 102 108 132 136 141 153 187 188 198 204 216 264 282 289 297 306 374 376 396 408 423 459 517 561 564 578 594 612 748 792 799 846 867 918 1034 1122 1128 1156 1188 1224 1269 1496 1551 1598 1683 1692 1734 1836 2068 2209 2244 2312 2376 2397 2538 2601 3102 3179 3196 3366 3384 3468 3672 4136 4418 4488 4653 4794 5049 5076 5202 6204 6358 6392 6627 6732 6936 7191 7803 8789 8836 9306 9537 9588 10098 10152 10404 12408 12716 13254 13464 13583 13959 14382 15606 17578 17672 18612 19074 19176 19881 20196 20808 21573 24299 25432 26367 26508 27166 27918 28611 28764 31212 35156 37224 37553 38148 39762 40392 40749 43146 48598 52734 53016 54332 55836 57222 57528 59643 62424 70312 72897 75106 76296 79101 79524 81498 85833 86292 97196 103823 105468 108664 111672 112659 114444 119286 122247 145794 149413 150212 158202 159048 162996 171666 172584 194392 207646 210936 218691 225318 228888 237303 238572 244494 291588 298826 300424 311469 316404 325992 337977 343332 366741 413083 415292 437382 448239 450636 474606 477144 488988 583176 597652 622938 632808 638401 656073 675954 686664 733482 826166 830584 874764 896478 901272 934407 949212 977976 1013931 1142053 1195304 1239249 1245876 1276802 1312146 1344717 1351908 1466964 1652332 1749528 1764991 1792956 1868814 1898424 1915203 2027862 2284106 2478498 2491752 2553604 2624292 2689434 2703816 2803221 2933928 3304664 3426159 3529982 3585912 3717747 3737628 3830406 4034151 4055724 4568212 4956996 5107208 5248584 5294973 5378868 5606442 5745609 6852318 7022411 7059964 7435494 7475256 7660812 8068302 8111448 9136424 9913992 10278477 10589946 10757736 11153241 11212884 11491218 13704636 14044822 14119928 14870988 15321624 15884919 16136604 17236827 19414901 20556954 21067233 21179892 22306482 22425768 22982436 27409272 28089644 29741976 30004847 30835431 31769838 32273208 34473654 38829802 41113908 42134466 42359784 44612964 45964872 47654757 56179288 58244703 60009694 61670862 63201699 63539676 68947308 77659604 82227816 84268932 89225928 90014541 95309514 116489406 120019388 123341724 126403398 127079352 137894616 155319208 168537864 174734109 180029082 189605097 190619028 232978812 240038776 246683448 252806796 270043623 330053317 349468218 360058164 379210194 381238056 465957624 505613592 524202327 540087246 660106634 698936436 720116328 758420388 810130869 990159951 1048404654 1080174492 1320213268 1397872872 1516840776 1620261738 1980319902 2096809308 2160348984 2640426536 2970479853 3240523476 3960639804 4193618616 5940959706 6481046952 7921279608 8911439559 11881919412 17822879118 23763838824 35645758236 71291516472
• Sum of all divisors σ(n): 234479232000
• Sum of proper divisors (its aliquot sum) s(n): 163187715528
• 71291516472 is an abundant number, because the sum of its proper divisors (163187715528) is greater than itself. Its abundance is 91896199056

Bases of 71291516472

• Binary: 1000010011001010011100011011000111000₂
• Hexadecimal: 0x10994E3638
• Base-36: WR14M60

Squares and roots of 71291516472

• 71291516472 squared (71291516472²) is 5082480320877447326784
• 71291516472 cubed (71291516472³) is 362337729514450381590733902786048
• The square root of 71291516472 is 267004.7124527955
• The cube root of 71291516472 is 4146.4772247911

Scales and comparisons

• 71,291,516,472 seconds is equal to 2,266 years, 44 weeks, 1 day, 7 hours, 1 minute, 12 seconds.
• To count from 1 to 71,291,516,472 would take you about four thousand, five hundred 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 71291516472 cubic inches would be around 345.5 feet tall.

Recreational maths with 71291516472

• 71291516472 backwards is 27461519217
• The number of decimal digits it has is: 11
• The sum of 71291516472's digits is 45
• More coming soon!