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4122245305 = 531257103483
BaseRepresentation
bin1111010110110100…
…0111100010111001
3101122021201202111001
43311231013202321
531420243322210
61521014005001
7204103335613
oct36555074271
911567652431
104122245305
111825999a02
12970646761
13509053609
142b1695db3
15191d7103a
hexf5b478b9

4122245305 has 16 divisors (see below), whose sum is σ = 5126183424. Its totient is φ = 3178967040.

The previous prime is 4122245279. The next prime is 4122245321. The reversal of 4122245305 is 5035422214.

It is not a de Polignac number, because 4122245305 - 213 = 4122237113 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 11907 + ... + 91576.

It is an arithmetic number, because the mean of its divisors is an integer number (320386464).

Almost surely, 24122245305 is an apocalyptic number.

It is an amenable number.

4122245305 is a deficient number, since it is larger than the sum of its proper divisors (1003938119).

4122245305 is a wasteful number, since it uses less digits than its factorization.

4122245305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103776.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 4122245305 is about 64204.7140403257. The cubic root of 4122245305 is about 1603.4100843365.

Adding to 4122245305 its reverse (5035422214), we get a palindrome (9157667519).

The spelling of 4122245305 in words is "four billion, one hundred twenty-two million, two hundred forty-five thousand, three hundred five".

Divisors: 1 5 31 155 257 1285 7967 39835 103483 517415 3207973 16039865 26595131 132975655 824449061 4122245305