1620439990272

Names of 1620439990272

• Cardinal: 1620439990272 can be written as One trillion, six hundred twenty billion, four hundred thirty-nine million, nine hundred ninety thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.620439990272 × 10¹²

Factors of 1620439990272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 27
• Sum of prime factors: 395

Divisors of 1620439990272

• Number of divisors d(n): 368
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 41 48 54 64 72 82 96 108 123 128 144 164 192 216 246 256 288 328 349 369 384 432 492 512 576 656 698 738 768 864 984 1024 1047 1107 1152 1312 1396 1476 1536 1728 1968 2048 2094 2214 2304 2624 2792 2952 3072 3141 3456 3936 4096 4188 4428 4608 5248 5584 5904 6144 6282 6912 7872 8192 8376 8856 9216 9423 10496 11168 11808 12288 12564 13824 14309 15744 16384 16752 17712 18432 18846 20992 22336 23616 24576 25128 27648 28618 31488 32768 33504 35424 36864 37692 41984 42927 44672 47232 49152 50256 55296 57236 62976 65536 67008 70848 73728 75384 83968 85854 89344 94464 98304 100512 110592 114472 125952 128781 131072 134016 141696 147456 150768 167936 171708 178688 188928 196608 201024 221184 228944 251904 257562 262144 268032 283392 294912 301536 335872 343416 357376 377856 386343 393216 402048 442368 457888 503808 515124 524288 536064 566784 589824 603072 671744 686832 714752 755712 772686 786432 804096 884736 915776 1007616 1030248 1048576 1072128 1133568 1179648 1206144 1343488 1373664 1429504 1511424 1545372 1572864 1608192 1769472 1831552 2015232 2060496 2097152 2144256 2267136 2359296 2412288 2686976 2747328 2859008 3022848 3090744 3145728 3216384 3538944 3663104 4030464 4120992 4194304 4288512 4534272 4718592 4824576 5373952 5494656 5718016 6045696 6181488 6291456 6432768 7077888 7326208 8060928 8241984 8577024 9068544 9437184 9649152 10747904 10989312 11436032 12091392 12362976 12582912 12865536 14155776 14652416 16121856 16483968 17154048 18137088 18874368 19298304 21495808 21978624 22872064 24182784 24725952 25731072 28311552 29304832 32243712 32967936 34308096 36274176 37748736 38596608 42991616 43957248 45744128 48365568 49451904 51462144 56623104 58609664 64487424 65935872 68616192 72548352 77193216 85983232 87914496 91488256 96731136 98903808 102924288 113246208 117219328 128974848 131871744 137232384 145096704 154386432 171966464 175828992 182976512 193462272 197807616 205848576 234438656 257949696 263743488 274464768 290193408 308772864 351657984 365953024 386924544 395615232 411697152 468877312 515899392 527486976 548929536 580386816 617545728 703315968 731906048 773849088 791230464 823394304 937754624 1054973952 1097859072 1160773632 1235091456 1406631936 1463812096 1547698176 1582460928 1646788608 1875509248 2109947904 2195718144 2321547264 2470182912 2813263872 3164921856 3293577216 3751018496 4219895808 4391436288 4643094528 4940365824 5626527744 6329843712 6587154432 7502036992 8439791616 9880731648 11253055488 12659687424 13174308864 15004073984 16879583232 19761463296 22506110976 25319374848 30008147968 33759166464 39522926592 45012221952 50638749696 60016295936 67518332928 90024443904 101277499392 135036665856 180048887808 202554998784 270073331712 405109997568 540146663424 810219995136 1620439990272
• Sum of all divisors σ(n): 4932500916000
• Sum of proper divisors (its aliquot sum) s(n): 3312060925728
• 1620439990272 is an abundant number, because the sum of its proper divisors (3312060925728) is greater than itself. Its abundance is 1691620935456

Bases of 1620439990272

• Binary: 10111100101001001110000000000000000000000₂
• Hexadecimal: 0x17949C00000
• Base-36: KOF44QO0

Squares and roots of 1620439990272

• 1620439990272 squared (1620439990272²) is 2625825762072719454633984
• 1620439990272 cubed (1620439990272³) is 4254993072349084499623678178280603648
• The square root of 1620439990272 is 1272965.0389040541
• The cube root of 1620439990272 is 11745.6661011351

Scales and comparisons

• 1,620,439,990,272 seconds is equal to 51,524 years, 50 weeks, 6 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 1,620,439,990,272 would take you about one hundred twenty-eight thousand, eight hundred twelve 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 1620439990272 cubic inches would be around 978.8 feet tall.

Recreational maths with 1620439990272

• 1620439990272 backwards is 2720999340261
• 1620439990272 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1620439990272's digits is 54
• More coming soon!