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220852214 = 211431571487
BaseRepresentation
bin11010010100111…
…10111111110110
3120101120110021122
431022132333312
5423014232324
633525343542
75321133002
oct1512367766
9511513248
10220852214
111037355a0
1261b67bb2
13369a85ab
142148d702
15145c7a5e
hexd29eff6

220852214 has 32 divisors (see below), whose sum is σ = 372404736. Its totient is φ = 97362720.

The previous prime is 220852213. The next prime is 220852217. The reversal of 220852214 is 412258022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220852213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147779 + ... + 149265.

It is an arithmetic number, because the mean of its divisors is an integer number (11637648).

Almost surely, 2220852214 is an apocalyptic number.

220852214 is a deficient number, since it is larger than the sum of its proper divisors (151552522).

220852214 is a wasteful number, since it uses less digits than its factorization.

220852214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700.

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 220852214 is about 14861.0973349884. The cubic root of 220852214 is about 604.4595624578.

The spelling of 220852214 in words is "two hundred twenty million, eight hundred fifty-two thousand, two hundred fourteen".

Divisors: 1 2 11 22 43 86 157 314 473 946 1487 1727 2974 3454 6751 13502 16357 32714 63941 74261 127882 148522 233459 466918 703351 1406702 2568049 5136098 10038737 20077474 110426107 220852214