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122230303 = 13233113187
BaseRepresentation
bin1110100100100…
…01011000011111
322111222221110021
413102101120133
5222242332203
620043453011
73012640366
oct722213037
9274887407
10122230303
1162aa5488
1234b27167
131c428130
141233a7dd
15aae65bd
hex749161f

122230303 has 16 divisors (see below), whose sum is σ = 141797376. Its totient is φ = 104433120.

The previous prime is 122230279. The next prime is 122230321. The reversal of 122230303 is 303032221.

It is a cyclic number.

It is not a de Polignac number, because 122230303 - 225 = 88675871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122230333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2676 + ... + 15862.

It is an arithmetic number, because the mean of its divisors is an integer number (8862336).

Almost surely, 2122230303 is an apocalyptic number.

122230303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

122230303 is a deficient number, since it is larger than the sum of its proper divisors (19567073).

122230303 is a wasteful number, since it uses less digits than its factorization.

122230303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13254.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 122230303 is about 11055.7814287367. The cubic root of 122230303 is about 496.2794544165.

Adding to 122230303 its reverse (303032221), we get a palindrome (425262524).

The spelling of 122230303 in words is "one hundred twenty-two million, two hundred thirty thousand, three hundred three".

Divisors: 1 13 23 31 299 403 713 9269 13187 171431 303301 408797 3942913 5314361 9402331 122230303