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68076411 = 31321937191
BaseRepresentation
bin1000000111011…
…00001101111011
311202002122021120
410003230031323
5114411421121
610431040323
71454432334
oct403541573
9152078246
1068076411
11354778a7
121a9700a3
1311147100
14908128b
155e9abc6
hex40ec37b

68076411 has 48 divisors (see below), whose sum is σ = 106813440. Its totient is φ = 38413440.

The previous prime is 68076401. The next prime is 68076419. The reversal of 68076411 is 11467086.

68076411 = T39 + T40 + ... + T741.

It is a happy number.

It is not a de Polignac number, because 68076411 - 210 = 68075387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68076419) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 356326 + ... + 356516.

It is an arithmetic number, because the mean of its divisors is an integer number (2225280).

Almost surely, 268076411 is an apocalyptic number.

68076411 is a deficient number, since it is larger than the sum of its proper divisors (38737029).

68076411 is a wasteful number, since it uses less digits than its factorization.

68076411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 68076411 is about 8250.8430478346. The cubic root of 68076411 is about 408.3183369568.

The spelling of 68076411 in words is "sixty-eight million, seventy-six thousand, four hundred eleven".

Divisors: 1 3 13 19 37 39 57 111 169 191 247 481 507 573 703 741 1443 2109 2483 3211 3629 6253 7067 7449 9139 9633 10887 18759 21201 27417 32279 47177 91871 96837 118807 134273 141531 275613 356421 402819 613301 1194323 1745549 1839903 3582969 5236647 22692137 68076411