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4115512223 = 30671341869
BaseRepresentation
bin1111010101001101…
…1011101110011111
3101121211001200102122
43311103123232133
531412032342343
61520213413155
7203662163624
oct36523335637
911554050378
104115512223
111822110279
1296a33a1bb
13507836a44
142b082234b
15191491068
hexf54dbb9f

4115512223 has 4 divisors (see below), whose sum is σ = 4116857160. Its totient is φ = 4114167288.

The previous prime is 4115512207. The next prime is 4115512243. The reversal of 4115512223 is 3222155114.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4115512223 - 24 = 4115512207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4115512192 and 4115512201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4115512243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667868 + ... + 674001.

It is an arithmetic number, because the mean of its divisors is an integer number (1029214290).

Almost surely, 24115512223 is an apocalyptic number.

4115512223 is a deficient number, since it is larger than the sum of its proper divisors (1344937).

4115512223 is a wasteful number, since it uses less digits than its factorization.

4115512223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344936.

The product of its digits is 2400, while the sum is 26.

The square root of 4115512223 is about 64152.2581286115. The cubic root of 4115512223 is about 1602.5366303527.

Adding to 4115512223 its reverse (3222155114), we get a palindrome (7337667337).

The spelling of 4115512223 in words is "four billion, one hundred fifteen million, five hundred twelve thousand, two hundred twenty-three".

Divisors: 1 3067 1341869 4115512223