31125398472

Names of 31125398472

• Cardinal: 31125398472 can be written as Thirty-one billion, one hundred twenty-five million, three hundred ninety-eight thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 3.1125398472 × 10¹⁰

Factors of 31125398472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 734

Divisors of 31125398472

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 31 36 42 54 56 62 63 72 84 93 108 124 126 168 186 189 216 217 248 252 279 372 378 434 504 558 651 691 744 756 837 868 961 1116 1302 1382 1512 1674 1736 1922 1953 2073 2232 2604 2764 2883 3348 3844 3906 4146 4837 5208 5528 5766 5859 6219 6696 6727 7688 7812 8292 8649 9674 11532 11718 12438 13454 14511 15624 16584 17298 18657 19348 20181 21421 23064 23436 24876 25947 26908 29022 29791 34596 37314 38696 40362 42842 43533 46872 49752 51894 53816 58044 59582 60543 64263 69192 74628 80724 85684 87066 89373 103788 116088 119164 121086 128526 130599 149256 149947 161448 171368 174132 178746 181629 192789 207576 208537 238328 242172 257052 261198 268119 299894 348264 357492 363258 385578 417074 449841 484344 514104 522396 536238 578367 599788 625611 664051 714984 726516 771156 804357 834148 899682 1044792 1072476 1156734 1199576 1251222 1328102 1349523 1453032 1542312 1608714 1668296 1799364 1876833 1992153 2144952 2313468 2502444 2656204 2699046 3217428 3598728 3753666 3984306 4048569 4626936 4648357 5004888 5312408 5398092 5630499 5976459 6434856 7507332 7968612 8097138 9296714 10796184 11260998 11952918 13945071 15014664 15937224 16194276 17929377 18593428 20585581 22521996 23905836 27890142 32388552 35858754 37186856 41171162 41835213 45043992 47811672 55780284 61756743 71717508 82342324 83670426 111560568 123513486 125505639 143435016 144099067 164684648 167340852 185270229 247026972 251011278 288198134 334681704 370540458 432297201 494053944 502022556 555810687 576396268 741080916 864594402 1004045112 1111621374 1152792536 1296891603 1482161832 1729188804 2223242748 2593783206 3458377608 3890674809 4446485496 5187566412 7781349618 10375132824 15562699236 31125398472
• Sum of all divisors σ(n): 102252134400
• Sum of proper divisors (its aliquot sum) s(n): 71126735928
• 31125398472 is an abundant number, because the sum of its proper divisors (71126735928) is greater than itself. Its abundance is 40001337456

Bases of 31125398472

• Binary: 11100111111001101111110001111001000₂
• Hexadecimal: 0x73F37E3C8
• Base-36: EAR9B60

Squares and roots of 31125398472

• 31125398472 squared (31125398472²) is 968790430040779934784
• 31125398472 cubed (31125398472³) is 30153988170879514679814173250048
• The square root of 31125398472 is 176423.9169500553
• The cube root of 31125398472 is 3145.6106993615

Scales and comparisons

• 31,125,398,472 seconds is equal to 989 years, 35 weeks, 6 days, 16 hours, 1 minute, 12 seconds.
• To count from 1 to 31,125,398,472 would take you about one thousand, nine hundred seventy-nine 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 31125398472 cubic inches would be around 262.1 feet tall.

Recreational maths with 31125398472

• 31125398472 backwards is 27489352113
• The number of decimal digits it has is: 11
• The sum of 31125398472's digits is 45
• More coming soon!