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220734214 = 2131842497
BaseRepresentation
bin11010010100000…
…10001100000110
3120101100110102021
431022002030012
5423001443324
633523033354
75320131661
oct1512021406
9511313367
10220734214
11103664978
1261b0b85a
133696697c
142145c6d8
15145a2ae4
hexd282306

220734214 has 8 divisors (see below), whose sum is σ = 333629208. Its totient is φ = 109524480.

The previous prime is 220734209. The next prime is 220734221. The reversal of 220734214 is 412437022.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420987 + ... + 421510.

It is an arithmetic number, because the mean of its divisors is an integer number (41703651).

Almost surely, 2220734214 is an apocalyptic number.

220734214 is a deficient number, since it is larger than the sum of its proper divisors (112894994).

220734214 is a wasteful number, since it uses less digits than its factorization.

220734214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842630.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 220734214 is about 14857.1267074088. The cubic root of 220734214 is about 604.3518902519.

The spelling of 220734214 in words is "two hundred twenty million, seven hundred thirty-four thousand, two hundred fourteen".

Divisors: 1 2 131 262 842497 1684994 110367107 220734214