61375408640

Names of 61375408640

• Cardinal: 61375408640 can be written as Sixty-one billion, three hundred seventy-five million, four hundred eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.137540864 × 10¹⁰

Factors of 61375408640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 705

Divisors of 61375408640

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 49 52 56 61 64 65 70 80 91 98 104 112 122 128 130 140 160 182 196 208 224 244 245 256 260 280 305 320 364 392 416 427 448 455 488 490 512 520 560 610 617 637 640 728 784 793 832 854 896 910 976 980 1040 1120 1220 1234 1274 1280 1456 1568 1586 1664 1708 1792 1820 1952 1960 2080 2135 2240 2440 2468 2548 2560 2912 2989 3085 3136 3172 3185 3328 3416 3584 3640 3904 3920 3965 4160 4270 4319 4480 4880 4936 5096 5551 5824 5978 6170 6272 6344 6370 6656 6832 7280 7808 7840 7930 8021 8320 8540 8638 8960 9760 9872 10192 11102 11648 11956 12340 12544 12688 12740 13664 14560 14945 15616 15680 15860 16042 16640 17080 17276 17920 19520 19744 20384 21595 22204 23296 23912 24680 25088 25376 25480 27328 27755 29120 29890 30233 31232 31360 31720 32084 33280 34160 34552 37637 38857 39040 39488 40105 40768 43190 44408 46592 47824 49360 50752 50960 54656 55510 56147 58240 59780 60466 62720 63440 64168 68320 69104 75274 77714 78080 78976 80210 81536 86380 88816 95648 98720 101504 101920 109312 111020 112294 116480 119560 120932 125440 126880 128336 136640 138208 150548 151165 155428 156160 157952 160420 163072 172760 177632 188185 191296 194285 197440 203008 203840 218624 222040 224588 232960 239120 241864 253760 256672 263459 273280 276416 280735 301096 302330 310856 315904 320840 326144 345520 355264 376370 382592 388570 393029 394880 406016 407680 444080 449176 478240 483728 489281 507520 513344 526918 546560 552832 561470 602192 604660 621712 641680 691040 710528 752740 765184 777140 786058 789760 815360 888160 898352 956480 967456 978562 1015040 1026688 1053836 1093120 1105664 1122940 1204384 1209320 1243424 1283360 1317295 1382080 1421056 1505480 1530368 1554280 1572116 1579520 1630720 1776320 1796704 1844213 1912960 1934912 1957124 1965145 2030080 2053376 2107672 2211328 2245880 2408768 2418640 2446405 2486848 2566720 2634590 2764160 2842112 3010960 3108560 3144232 3424967 3552640 3593408 3688426 3825920 3869824 3914248 3930290 4106752 4215344 4491760 4817536 4837280 4892810 4973696 5133440 5269180 5528320 6021920 6217120 6288464 6849934 7105280 7186816 7376852 7651840 7739648 7828496 7860580 8430688 8983520 9221065 9635072 9674560 9785620 9947392 10266880 10538360 11056640 12043840 12434240 12576928 13699868 14210560 14373632 14753704 15479296 15656992 15721160 16861376 17124835 17967040 18442130 19270144 19349120 19571240 19894784 20533760 21076720 23974769 24087680 24868480 25153856 27399736 28747264 29507408 31313984 31442320 33722752 34249670 35934080 36884260 38698240 39142480 42153440 47949538 48175360 49736960 50307712 54799472 59014816 62627968 62884640 67445504 68499340 71868160 73768520 77396480 78284960 84306880 95899076 96350720 99473920 100615424 109598944 118029632 119873845 125255936 125769280 134891008 136998680 143736320 147537040 156569920 168613760 191798152 201230848 219197888 236059264 239747690 250511872 251538560 273997360 295074080 313139840 337227520 383596304 438395776 472118528 479495380 503077120 547994720 590148160 626279680 674455040 767192608 876791552 944237056 958990760 1006154240 1095989440 1180296320 1252559360 1534385216 1753583104 1917981520 2191978880 2360592640 3068770432 3835963040 4383957760 4721185280 6137540864 7671926080 8767915520 12275081728 15343852160 30687704320 61375408640
• Sum of all divisors σ(n): 187676519184
• Sum of proper divisors (its aliquot sum) s(n): 126301110544
• 61375408640 is an abundant number, because the sum of its proper divisors (126301110544) is greater than itself. Its abundance is 64925701904

Bases of 61375408640

• Binary: 111001001010010000100110101000000000₂
• Hexadecimal: 0xE4A426A00
• Base-36: S71C0E8

Squares and roots of 61375408640

• 61375408640 squared (61375408640²) is 3766940785726986649600
• 61375408640 cubed (61375408640³) is 231197530046676485095024492544000
• The square root of 61375408640 is 247740.6075717101
• The cube root of 61375408640 is 3944.5560563703

Scales and comparisons

• 61,375,408,640 seconds is equal to 1,951 years, 28 weeks, 3 days, 12 hours, 37 minutes, 20 seconds.
• To count from 1 to 61,375,408,640 would take you about three thousand, nine hundred 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 61375408640 cubic inches would be around 328.7 feet tall.

Recreational maths with 61375408640

• 61375408640 backwards is 04680457316
• The number of decimal digits it has is: 11
• The sum of 61375408640's digits is 44
• More coming soon!