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6800565216 = 253177952747
BaseRepresentation
bin1100101010101100…
…00110001111100000
3122112221110111200210
412111112012033200
5102411421041331
63042451414120
7330344564514
oct62526061740
918487414623
106800565216
11297a818335
1213995b4340
13844bb8cb3
14487284144
1529c072446
hex1955863e0

6800565216 has 96 divisors (see below), whose sum is σ = 19141194240. Its totient is φ = 2106464256.

The previous prime is 6800565157. The next prime is 6800565241. The reversal of 6800565216 is 6125650086.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102555 + ... + 155301.

It is an arithmetic number, because the mean of its divisors is an integer number (199387440).

Almost surely, 26800565216 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 6800565216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9570597120).

6800565216 is an abundant number, since it is smaller than the sum of its proper divisors (12340629024).

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

6800565216 is a wasteful number, since it uses less digits than its factorization.

6800565216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52856 (or 52848 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 6800565216 is about 82465.5395665365. The cubic root of 6800565216 is about 1894.5889642081.

The spelling of 6800565216 in words is "six billion, eight hundred million, five hundred sixty-five thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 48 51 68 79 96 102 136 158 204 237 272 316 408 474 544 632 816 948 1264 1343 1632 1896 2528 2686 3792 4029 5372 7584 8058 10744 16116 21488 32232 42976 52747 64464 105494 128928 158241 210988 316482 421976 632964 843952 896699 1265928 1687904 1793398 2531856 2690097 3586796 4167013 5063712 5380194 7173592 8334026 10760388 12501039 14347184 16668052 21520776 25002078 28694368 33336104 43041552 50004156 66672208 70839221 86083104 100008312 133344416 141678442 200016624 212517663 283356884 400033248 425035326 566713768 850070652 1133427536 1700141304 2266855072 3400282608 6800565216