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66122346 = 2311020391
BaseRepresentation
bin1111110000111…
…1001001101010
311121102100210210
43330033021222
5113411403341
610321121550
71432013343
oct374171152
9147370723
1066122346
1134362774
121a1892b6
1310911864
148ad30ca
155c11c16
hex3f0f26a

66122346 has 8 divisors (see below), whose sum is σ = 132244704. Its totient is φ = 22040780.

The previous prime is 66122341. The next prime is 66122363. The reversal of 66122346 is 64322166.

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

66122346 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (66122341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5510190 + ... + 5510201.

It is an arithmetic number, because the mean of its divisors is an integer number (16530588).

Almost surely, 266122346 is an apocalyptic number.

66122346 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.

66122346 is a wasteful number, since it uses less digits than its factorization.

66122346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11020396.

The product of its digits is 10368, while the sum is 30.

The square root of 66122346 is about 8131.5647940602. The cubic root of 66122346 is about 404.3735598164.

The spelling of 66122346 in words is "sixty-six million, one hundred twenty-two thousand, three hundred forty-six".

Divisors: 1 2 3 6 11020391 22040782 33061173 66122346