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50012050513140 = 223259727710340717
BaseRepresentation
bin10110101111100010101101…
…00000010101110011110100
320120002002211210022202111100
423113301112200111303310
523023344134412410030
6254211115133410100
713351152143200362
oct1327612640256364
9216062753282440
1050012050513140
1114a31a9a780a61
125738806639930
1321ba168192621
14c4c84bc14632
155baddca5c360
hex2d7c56815cf4

50012050513140 has 144 divisors (see below), whose sum is σ = 153820496570832. Its totient is φ = 13151405334528.

The previous prime is 50012050513133. The next prime is 50012050513211. The reversal of 50012050513140 is 4131505021005.

50012050513140 is a `hidden beast` number, since 5 + 0 + 0 + 1 + 2 + 0 + 5 + 0 + 513 + 140 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 3308986559844 + 46703063953296 = 1819062^2 + 6833964^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 333939 + ... + 10006778.

It is an arithmetic number, because the mean of its divisors is an integer number (1068197892853).

Almost surely, 250012050513140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50012050513140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76910248285416).

50012050513140 is an abundant number, since it is smaller than the sum of its proper divisors (103808446057692).

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

50012050513140 is a wasteful number, since it uses less digits than its factorization.

50012050513140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10341106 (or 10341101 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 50012050513140 its reverse (4131505021005), we get a palindrome (54143555534145).

The spelling of 50012050513140 in words is "fifty trillion, twelve billion, fifty million, five hundred thirteen thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 97 180 194 277 291 388 485 554 582 831 873 970 1108 1164 1385 1455 1662 1746 1940 2493 2770 2910 3324 3492 4155 4365 4986 5540 5820 8310 8730 9972 12465 16620 17460 24930 26869 49860 53738 80607 107476 134345 161214 241821 268690 322428 403035 483642 537380 806070 967284 1209105 1612140 2418210 4836420 10340717 20681434 31022151 41362868 51703585 62044302 93066453 103407170 124088604 155110755 186132906 206814340 310221510 372265812 465332265 620443020 930664530 1003049549 1861329060 2006099098 2864378609 3009148647 4012198196 5015247745 5728757218 6018297294 8593135827 9027445941 10030495490 11457514436 12036594588 14321893045 15045743235 17186271654 18054891882 20060990980 25779407481 28643786090 30091486470 34372543308 36109783764 42965679135 45137229705 51558814962 57287572180 60182972940 85931358270 90274459410 103117629924 128897037405 171862716540 180548918820 257794074810 277844725073 515588149620 555689450146 833534175219 1111378900292 1389223625365 1667068350438 2500602525657 2778447250730 3334136700876 4167670876095 5001205051314 5556894501460 8335341752190 10002410102628 12503012628285 16670683504380 25006025256570 50012050513140