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103106313 = 3211456257
BaseRepresentation
bin1100010010101…
…00011100001001
321012000100021100
412021110130021
5202343400223
614121532013
72361250332
oct611243411
9235010240
10103106313
1153223332
122a644009
131849066b
14d99d289
1590ba043
hex6254709

103106313 has 6 divisors (see below), whose sum is σ = 148931354. Its totient is φ = 68737536.

The previous prime is 103106299. The next prime is 103106317. The reversal of 103106313 is 313601301.

103106313 is a `hidden beast` number, since 1 + 0 + 31 + 0 + 631 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 66781584 + 36324729 = 8172^2 + 6027^2 .

It is not a de Polignac number, because 103106313 - 26 = 103106249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (103106317) 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 5 ways as a sum of consecutive naturals, for example, 5728120 + ... + 5728137.

Almost surely, 2103106313 is an apocalyptic number.

It is an amenable number.

103106313 is a deficient number, since it is larger than the sum of its proper divisors (45825041).

103106313 is a wasteful number, since it uses less digits than its factorization.

103106313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11456263 (or 11456260 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 103106313 is about 10154.1278798329. The cubic root of 103106313 is about 468.9160367542.

Adding to 103106313 its reverse (313601301), we get a palindrome (416707614).

The spelling of 103106313 in words is "one hundred three million, one hundred six thousand, three hundred thirteen".

Divisors: 1 3 9 11456257 34368771 103106313