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220012302 = 23159722961
BaseRepresentation
bin11010001110100…
…01111100001110
3120022222210010210
431013101330032
5422310343202
633455343250
75311034166
oct1507217416
9508883123
10220012302
11103211554
1261821b26
13367731c3
14213115a6
15144adc6c
hexd1d1f0e

220012302 has 16 divisors (see below), whose sum is σ = 440319312. Its totient is φ = 73288320.

The previous prime is 220012297. The next prime is 220012337. The reversal of 220012302 is 203210022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1899 + ... + 21062.

It is an arithmetic number, because the mean of its divisors is an integer number (27519957).

Almost surely, 2220012302 is an apocalyptic number.

220012302 is an abundant number, since it is smaller than the sum of its proper divisors (220307010).

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

220012302 is a wasteful number, since it uses less digits than its factorization.

220012302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24563.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 220012302 is about 14832.8116687296. The cubic root of 220012302 is about 603.6923257194.

Adding to 220012302 its reverse (203210022), we get a palindrome (423222324).

The spelling of 220012302 in words is "two hundred twenty million, twelve thousand, three hundred two".

Divisors: 1 2 3 6 1597 3194 4791 9582 22961 45922 68883 137766 36668717 73337434 110006151 220012302