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20926072504760 = 2357119937026811
BaseRepresentation
bin1001100001000001110110…
…00111100100000110111000
32202002111211222021001122112
410300200323013210012320
510220323044030123020
6112301145513511452
74256600404312553
oct460407307440670
982074758231575
1020926072504760
116738774429625
12241b743412588
13b8a42154b147
14524b8220d69a
152645062d92c5
hex13083b1e41b8

20926072504760 has 64 divisors (see below), whose sum is σ = 47986748352000. Its totient is φ = 8211065385600.

The previous prime is 20926072504747. The next prime is 20926072504793. The reversal of 20926072504760 is 6740527062902.

It is a junction number, because it is equal to n+sod(n) for n = 20926072504699 and 20926072504708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17948246 + ... + 19078565.

It is an arithmetic number, because the mean of its divisors is an integer number (749792943000).

Almost surely, 220926072504760 is an apocalyptic number.

20926072504760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20926072504760 is an abundant number, since it is smaller than the sum of its proper divisors (27060675847240).

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

20926072504760 is a wasteful number, since it uses less digits than its factorization.

20926072504760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37027092 (or 37027088 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 20926072504760 in words is "twenty trillion, nine hundred twenty-six billion, seventy-two million, five hundred four thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 71 142 199 284 355 398 568 710 796 995 1420 1592 1990 2840 3980 7960 14129 28258 56516 70645 113032 141290 282580 565160 37026811 74053622 148107244 185134055 296214488 370268110 740536220 1481072440 2628903581 5257807162 7368335389 10515614324 13144517905 14736670778 21031228648 26289035810 29473341556 36841676945 52578071620 58946683112 73683353890 105156143240 147366707780 294733415560 523151812619 1046303625238 2092607250476 2615759063095 4185214500952 5231518126190 10463036252380 20926072504760