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3130512222305 = 5131131240134369
BaseRepresentation
bin101101100011100001000…
…100011010100001100001
3102002021101210001002222102
4231203201010122201201
5402242242112103210
610354045405220145
7442113003561656
oct55434104324141
912067353032872
103130512222305
11aa77085a0026
1242686a261655
1319928a878a50
14ab736419c2d
1556672536ea5
hex2d8e111a861

3130512222305 has 32 divisors (see below), whose sum is σ = 4081834542240. Its totient is φ = 2291053363200.

The previous prime is 3130512222293. The next prime is 3130512222323. The reversal of 3130512222305 is 5032222150313.

It can be written as a sum of positive squares in 16 ways, for example, as 1361338231696 + 1769173990609 = 1166764^2 + 1330103^2 .

It is not a de Polignac number, because 3130512222305 - 26 = 3130512222241 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 91068161 + ... + 91102529.

It is an arithmetic number, because the mean of its divisors is an integer number (127557329445).

Almost surely, 23130512222305 is an apocalyptic number.

It is an amenable number.

3130512222305 is a deficient number, since it is larger than the sum of its proper divisors (951322319935).

3130512222305 is a wasteful number, since it uses less digits than its factorization.

3130512222305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46901.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 3130512222305 its reverse (5032222150313), we get a palindrome (8162734372618).

The spelling of 3130512222305 in words is "three trillion, one hundred thirty billion, five hundred twelve million, two hundred twenty-two thousand, three hundred five".

Divisors: 1 5 13 65 113 565 1469 7345 12401 34369 62005 161213 171845 446797 806065 1401313 2233985 3883697 7006565 18217069 19418485 50488061 91085345 252440305 426209969 2131049845 5540729597 27703647985 48161726497 240808632485 626102444461 3130512222305