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107233211 = 227472393
BaseRepresentation
bin1100110010000…
…11111110111011
321110210000022102
412121003332323
5204422430321
614350214015
72441316161
oct631037673
9243700272
10107233211
1155591998
122bab430b
13192a6c07
1410355231
159632c0b
hex6643fbb

107233211 has 4 divisors (see below), whose sum is σ = 107705832. Its totient is φ = 106760592.

The previous prime is 107233201. The next prime is 107233223. The reversal of 107233211 is 112332701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112332701 = 138640977.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-107233211 is a prime.

It is a super-2 number, since 2×1072332112 = 22997923082741042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107233201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235970 + ... + 236423.

It is an arithmetic number, because the mean of its divisors is an integer number (26926458).

Almost surely, 2107233211 is an apocalyptic number.

107233211 is a deficient number, since it is larger than the sum of its proper divisors (472621).

107233211 is an equidigital number, since it uses as much as digits as its factorization.

107233211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472620.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 107233211 is about 10355.3469763210. The cubic root of 107233211 is about 475.0905991543.

Adding to 107233211 its reverse (112332701), we get a palindrome (219565912).

The spelling of 107233211 in words is "one hundred seven million, two hundred thirty-three thousand, two hundred eleven".

Divisors: 1 227 472393 107233211