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68850282 = 2311475047
BaseRepresentation
bin1000001101010…
…01001001101010
311210112221211110
410012221021222
5120111202112
610455411150
71464134454
oct406511152
9153487743
1068850282
1135956266
121b083ab6
1311358417
1492032d4
1560a013c
hex41a926a

68850282 has 8 divisors (see below), whose sum is σ = 137700576. Its totient is φ = 22950092.

The previous prime is 68850269. The next prime is 68850283. The reversal of 68850282 is 28205886.

It is a sphenic number, since it is the product of 3 distinct primes.

68850282 is an admirable number.

It is a super-2 number, since 2×688502822 = 9480722662959048, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 68850282.

It is not an unprimeable number, because it can be changed into a prime (68850283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5737518 + ... + 5737529.

It is an arithmetic number, because the mean of its divisors is an integer number (17212572).

Almost surely, 268850282 is an apocalyptic number.

68850282 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

68850282 is a wasteful number, since it uses less digits than its factorization.

68850282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11475052.

The product of its (nonzero) digits is 61440, while the sum is 39.

The square root of 68850282 is about 8297.6070044321. The cubic root of 68850282 is about 409.8597219887.

The spelling of 68850282 in words is "sixty-eight million, eight hundred fifty thousand, two hundred eighty-two".

Divisors: 1 2 3 6 11475047 22950094 34425141 68850282