13281490944

Names of 13281490944

• Cardinal: 13281490944 can be written as Thirteen billion, two hundred eighty-one million, four hundred ninety thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.3281490944 × 10¹⁰

Factors of 13281490944

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 87

Divisors of 13281490944

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 27 32 36 46 48 54 59 64 69 72 81 92 96 108 118 128 138 144 162 177 184 192 207 216 236 256 276 288 324 354 368 384 414 432 472 512 531 552 576 621 648 708 736 768 828 864 944 1024 1062 1104 1152 1242 1296 1357 1416 1472 1536 1593 1656 1728 1863 1888 2048 2124 2208 2304 2484 2592 2714 2832 2944 3072 3186 3312 3456 3481 3726 3776 4071 4248 4416 4608 4779 4968 5184 5428 5664 5888 6144 6372 6624 6912 6962 7452 7552 8142 8496 8832 9216 9558 9936 10368 10443 10856 11328 11776 12213 12744 13248 13824 13924 14904 15104 16284 16992 17664 18432 19116 19872 20736 20886 21712 22656 23552 24426 25488 26496 27648 27848 29808 30208 31329 32568 33984 35328 36639 38232 39744 41472 41772 43424 45312 47104 48852 50976 52992 55296 55696 59616 60416 62658 65136 67968 70656 73278 76464 79488 80063 82944 83544 86848 90624 93987 97704 101952 105984 109917 111392 119232 120832 125316 130272 135936 141312 146556 152928 158976 160126 165888 167088 173696 181248 187974 195408 203904 211968 219834 222784 238464 240189 250632 260544 271872 281961 293112 305856 317952 320252 334176 347392 362496 375948 390816 407808 423936 439668 445568 476928 480378 501264 521088 543744 563922 586224 611712 635904 640504 668352 694784 720567 751896 781632 815616 879336 891136 953856 960756 1002528 1042176 1087488 1127844 1172448 1223424 1271808 1281008 1336704 1389568 1441134 1503792 1563264 1631232 1758672 1782272 1907712 1921512 2005056 2084352 2161701 2255688 2344896 2446848 2562016 2673408 2779136 2882268 3007584 3126528 3262464 3517344 3564544 3815424 3843024 4010112 4168704 4323402 4511376 4689792 4893696 5124032 5346816 5764536 6015168 6253056 6485103 7034688 7129088 7686048 8020224 8337408 8646804 9022752 9379584 9787392 10248064 10693632 11529072 12030336 12506112 12970206 14069376 15372096 16040448 17293608 18045504 18759168 20496128 21387264 23058144 24060672 25012224 25940412 28138752 30744192 32080896 34587216 36091008 37518336 40992256 46116288 48121344 51880824 56277504 61488384 64161792 69174432 72182016 75036672 81984512 92232576 96242688 103761648 112555008 122976768 138348864 144364032 163969024 184465152 192485376 207523296 225110016 245953536 276697728 288728064 368930304 415046592 491907072 553395456 577456128 737860608 830093184 1106790912 1475721216 1660186368 2213581824 3320372736 4427163648 6640745472 13281490944
• Sum of all divisors σ(n): 42109147080
• Sum of proper divisors (its aliquot sum) s(n): 28827656136
• 13281490944 is an abundant number, because the sum of its proper divisors (28827656136) is greater than itself. Its abundance is 15546165192

Bases of 13281490944

• Binary: 1100010111101000110111100000000000₂
• Hexadecimal: 0x317A37800
• Base-36: 63NGG00

Squares and roots of 13281490944

• 13281490944 squared (13281490944²) is 176398001695554011136
• 13281490944 cubed (13281490944³) is 2342828462059197243965659152384
• The square root of 13281490944 is 115245.3510732649
• The cube root of 13281490944 is 2368.1849137313

Scales and comparisons

• 13,281,490,944 seconds is equal to 422 years, 16 weeks, 23 hours, 2 minutes, 24 seconds.
• To count from 1 to 13,281,490,944 would take you about eight hundred forty-four 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 13281490944 cubic inches would be around 197.3 feet tall.

Recreational maths with 13281490944

• 13281490944 backwards is 44909418231
• The number of decimal digits it has is: 11
• The sum of 13281490944's digits is 45
• More coming soon!