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7683689419980 = 22357119091536191
BaseRepresentation
bin110111111001111111110…
…0101000001010011001100
31000012112221112020001121220
41233303333211001103030
52001342143442414410
624201501014323340
71422061662310260
oct157637745012314
930175845201556
107683689419980
1124a26a8400842
12a41198059550
13439751878992
141c7c6d2400a0
15d4d0c8b2070
hex6fcff9414cc

7683689419980 has 96 divisors (see below), whose sum is σ = 24589886791680. Its totient is φ = 1756123249920.

The previous prime is 7683689419969. The next prime is 7683689420027. The reversal of 7683689419980 is 899149863867.

It is a junction number, because it is equal to n+sod(n) for n = 7683689419896 and 7683689419905.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4233685 + ... + 5769875.

It is an arithmetic number, because the mean of its divisors is an integer number (256144654080).

Almost surely, 27683689419980 is an apocalyptic number.

7683689419980 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7683689419980 is an abundant number, since it is smaller than the sum of its proper divisors (16906197371700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7683689419980 is a wasteful number, since it uses less digits than its factorization.

7683689419980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548119 (or 1548117 counting only the distinct ones).

The product of its (nonzero) digits is 1128701952, while the sum is 78.

The spelling of 7683689419980 in words is "seven trillion, six hundred eighty-three billion, six hundred eighty-nine million, four hundred nineteen thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 11909 23818 35727 47636 59545 71454 83363 119090 142908 166726 178635 238180 250089 333452 357270 416815 500178 714540 833630 1000356 1250445 1536191 1667260 2500890 3072382 4608573 5001780 6144764 7680955 9217146 10753337 15361910 18434292 21506674 23042865 30723820 32260011 43013348 46085730 53766685 64520022 92171460 107533370 129040044 161300055 215066740 322600110 645200220 18294498619 36588997238 54883495857 73177994476 91472493095 109766991714 128061490333 182944986190 219533983428 256122980666 274417479285 365889972380 384184470999 512245961332 548834958570 640307451665 768368941998 1097669917140 1280614903330 1536737883996 1920922354995 2561229806660 3841844709990 7683689419980