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68716859526325 = 5219521272775281
BaseRepresentation
bin11111001111111011001000…
…00000001000110010110101
3100000022021020002102222211101
433213331210000020302311
533001324112014320300
6402052031154010101
720321425560410323
oct1747754400106265
9300267202388741
1068716859526325
111a99372483766a
127859955276931
132c45c8378ab5a
1412d7cb1470d13
157e273ac9ab6a
hex3e7f64008cb5

68716859526325 has 24 divisors (see below), whose sum is σ = 89695338059520. Its totient is φ = 52079128300800.

The previous prime is 68716859526311. The next prime is 68716859526349. The reversal of 68716859526325 is 52362595861786.

68716859526325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 68716859526325 - 241 = 66517836270773 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23372685 + ... + 26147965.

It is an arithmetic number, because the mean of its divisors is an integer number (3737305752480).

Almost surely, 268716859526325 is an apocalyptic number.

It is an amenable number.

68716859526325 is a deficient number, since it is larger than the sum of its proper divisors (20978478533195).

68716859526325 is a wasteful number, since it uses less digits than its factorization.

68716859526325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827437 (or 2827432 counting only the distinct ones).

The product of its digits is 1306368000, while the sum is 73.

The spelling of 68716859526325 in words is "sixty-eight trillion, seven hundred sixteen billion, eight hundred fifty-nine million, five hundred twenty-six thousand, three hundred twenty-five".

Divisors: 1 5 19 25 95 475 52127 260635 990413 1303175 2775281 4952065 13876405 24760325 52730339 69382025 263651695 1318258475 144667072687 723335363435 2748674381053 3616676817175 13743371905265 68716859526325