31412920

Names of 31412920

• Cardinal: 31412920 can be written as Thirty-one million, four hundred twelve thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.141292 × 10⁷

Factors of 31412920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 103

Divisors of 31412920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 20 22 28 31 35 40 44 47 49 55 56 62 70 77 88 94 98 110 124 140 154 155 188 196 217 220 235 245 248 280 308 310 329 341 376 385 392 434 440 470 490 517 539 616 620 658 682 770 868 940 980 1034 1078 1085 1240 1316 1364 1457 1519 1540 1645 1705 1736 1880 1960 2068 2156 2170 2303 2387 2585 2632 2695 2728 2914 3038 3080 3290 3410 3619 4136 4312 4340 4606 4774 5170 5390 5828 6076 6580 6820 7238 7285 7595 8680 9212 9548 10199 10340 10780 11515 11656 11935 12152 13160 13640 14476 14570 15190 16027 16709 18095 18424 19096 20398 20680 21560 23030 23870 25333 28952 29140 30380 32054 33418 36190 40796 46060 47740 50666 50995 58280 60760 64108 66836 71393 72380 80135 81592 83545 92120 95480 101332 101990 112189 126665 128216 133672 142786 144760 160270 167090 202664 203980 224378 253330 285572 320540 334180 356965 407960 448756 506660 560945 571144 641080 668360 713930 785323 897512 1013320 1121890 1427860 1570646 2243780 2855720 3141292 3926615 4487560 6282584 7853230 15706460 31412920
• Sum of all divisors σ(n): 94556160
• Sum of proper divisors (its aliquot sum) s(n): 63143240
• 31412920 is an abundant number, because the sum of its proper divisors (63143240) is greater than itself. Its abundance is 31730320

Bases of 31412920

• Binary: 1110111110101001010111000₂
• Hexadecimal: 0x1DF52B8
• Base-36: IPAD4

Squares and roots of 31412920

• 31412920 squared (31412920²) is 986771542926400
• 31412920 cubed (31412920³) is 30997375536223569088000
• The square root of 31412920 is 5604.7230083207
• The cube root of 31412920 is 315.5266908803

Scales and comparisons

• 31,412,920 seconds is equal to 51 weeks, 6 days, 13 hours, 48 minutes, 40 seconds.
• To count from 1 to 31,412,920 would take you about twenty-five weeks!

  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 31412920 cubic inches would be around 26.3 feet tall.

Recreational maths with 31412920

• 31412920 backwards is 02921413
• 31412920 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 31412920's digits is 22
• More coming soon!