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214385108 = 2277656611
BaseRepresentation
bin11001100011101…
…00000111010100
3112221101220002012
430301310013110
5414340310413
633135003352
75212146320
oct1461640724
9487356065
10214385108
11100018783
125b969558
1335552ac2
1420688980
1513c4b7a8
hexcc741d4

214385108 has 12 divisors (see below), whose sum is σ = 428770272. Its totient is φ = 91879320.

The previous prime is 214385089. The next prime is 214385111. The reversal of 214385108 is 801583412.

214385108 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3828278 + ... + 3828333.

It is an arithmetic number, because the mean of its divisors is an integer number (35730856).

Almost surely, 2214385108 is an apocalyptic number.

214385108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

214385108 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.

214385108 is a wasteful number, since it uses less digits than its factorization.

214385108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7656622 (or 7656620 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 214385108 is about 14641.8956422999. The cubic root of 214385108 is about 598.5009876853.

The spelling of 214385108 in words is "two hundred fourteen million, three hundred eighty-five thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 7656611 15313222 30626444 53596277 107192554 214385108