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4050345115 = 517213121397
BaseRepresentation
bin1111000101101011…
…0101110010011011
3101110021102211222001
43301122311302123
531243342020430
61505524541431
7202241236225
oct36132656233
911407384861
104050345115
111799350263
12950551877
134c719ac1b
142a5cdb415
1518a8bc3ca
hexf16b5c9b

4050345115 has 24 divisors (see below), whose sum is σ = 5202795312. Its totient is φ = 3026250240.

The previous prime is 4050345113. The next prime is 4050345181. The reversal of 4050345115 is 5115430504.

It is not a de Polignac number, because 4050345115 - 21 = 4050345113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4050345113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178597 + ... + 199993.

It is an arithmetic number, because the mean of its divisors is an integer number (216783138).

Almost surely, 24050345115 is an apocalyptic number.

4050345115 is a deficient number, since it is larger than the sum of its proper divisors (1152450197).

4050345115 is a wasteful number, since it uses less digits than its factorization.

4050345115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21567 (or 21550 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 4050345115 is about 63642.3217285479. The cubic root of 4050345115 is about 1594.0331289586.

Adding to 4050345115 its reverse (5115430504), we get a palindrome (9165775619).

The spelling of 4050345115 in words is "four billion, fifty million, three hundred forty-five thousand, one hundred fifteen".

Divisors: 1 5 17 85 131 289 655 1445 2227 11135 21397 37859 106985 189295 363749 1818745 2803007 6183733 14015035 30918665 47651119 238255595 810069023 4050345115