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214590068 = 22711696721
BaseRepresentation
bin11001100101001…
…10001001110100
3112221210022020022
430302212021310
5414413340233
633143224312
75213662010
oct1462461164
9487708208
10214590068
11100148770
125ba48098
13355c5194
14206dd540
1513c8c398
hexcca6274

214590068 has 24 divisors (see below), whose sum is σ = 468197184. Its totient is φ = 83606400.

The previous prime is 214590067. The next prime is 214590071. The reversal of 214590068 is 860095412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214590067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348053 + ... + 348668.

It is an arithmetic number, because the mean of its divisors is an integer number (19508216).

Almost surely, 2214590068 is an apocalyptic number.

214590068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

214590068 is an abundant number, since it is smaller than the sum of its proper divisors (253607116).

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

214590068 is a wasteful number, since it uses less digits than its factorization.

214590068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696743 (or 696741 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 214590068 is about 14648.8930639827. The cubic root of 214590068 is about 598.6916565434.

The spelling of 214590068 in words is "two hundred fourteen million, five hundred ninety thousand, sixty-eight".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 696721 1393442 2786884 4877047 7663931 9754094 15327862 19508188 30655724 53647517 107295034 214590068