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71713360000 = 2754896417
BaseRepresentation
bin100001011001001110…
…0110000100010000000
320212002211100010221101
41002302130300202000
52133332110010000
652540014104144
75116060334212
oct1026234604200
9225084303841
1071713360000
112846035a877
1211a947ab054
1369bb3c0c39
1436843b85b2
151ceac52e6a
hex10b2730880

71713360000 has 80 divisors (see below), whose sum is σ = 178526126790. Its totient is φ = 28685312000.

The previous prime is 71713359989. The next prime is 71713360051. The reversal of 71713360000 is 6331717.

It can be written as a sum of positive squares in 5 ways, for example, as 3023240256 + 68690119744 = 54984^2 + 262088^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 368209 + ... + 528208.

Almost surely, 271713360000 is an apocalyptic number.

It is an amenable number.

71713360000 is an abundant number, since it is smaller than the sum of its proper divisors (106812766790).

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

71713360000 is an frugal number, since it uses more digits than its factorization.

71713360000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896451 (or 896424 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 28.

Adding to 71713360000 its reverse (6331717), we get a palindrome (71719691717).

The spelling of 71713360000 in words is "seventy-one billion, seven hundred thirteen million, three hundred sixty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 320 400 500 625 640 800 1000 1250 1600 2000 2500 3200 4000 5000 8000 10000 16000 20000 40000 80000 896417 1792834 3585668 4482085 7171336 8964170 14342672 17928340 22410425 28685344 35856680 44820850 57370688 71713360 89641700 112052125 114741376 143426720 179283400 224104250 286853440 358566800 448208500 560260625 573706880 717133600 896417000 1120521250 1434267200 1792834000 2241042500 2868534400 3585668000 4482085000 7171336000 8964170000 14342672000 17928340000 35856680000 71713360000