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320114305 = 5721306589
BaseRepresentation
bin10011000101001…
…000111010000001
3211022100111021101
4103011020322001
51123422124210
651433054401
710634632600
oct2305107201
9738314241
10320114305
11154772685
128b257401
1351421264
143072ba37
151d183a3a
hex13148e81

320114305 has 12 divisors (see below), whose sum is σ = 446853780. Its totient is φ = 219506784.

The previous prime is 320114303. The next prime is 320114323. The reversal of 320114305 is 503411023.

It can be written as a sum of positive squares in 2 ways, for example, as 145636624 + 174477681 = 12068^2 + 13209^2 .

It is not a de Polignac number, because 320114305 - 21 = 320114303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320114303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 653050 + ... + 653539.

It is an arithmetic number, because the mean of its divisors is an integer number (37237815).

Almost surely, 2320114305 is an apocalyptic number.

320114305 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

320114305 is a deficient number, since it is larger than the sum of its proper divisors (126739475).

320114305 is a wasteful number, since it uses less digits than its factorization.

320114305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306608 (or 1306601 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 320114305 is about 17891.7384566173. The cubic root of 320114305 is about 684.0718101425.

Adding to 320114305 its reverse (503411023), we get a palindrome (823525328).

The spelling of 320114305 in words is "three hundred twenty million, one hundred fourteen thousand, three hundred five".

Divisors: 1 5 7 35 49 245 1306589 6532945 9146123 45730615 64022861 320114305