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BaseRepresentation
bin1011110100111010011001
312211111211102
423310322121
51243202223
6150241145
735231546
oct13647231
95744742
103100313
111828347
1210561b5
13847208
145a9bcd
15413928
hex2f4e99

3100313 has 2 divisors, whose sum is σ = 3100314. Its totient is φ = 3100312.

The previous prime is 3100309. The next prime is 3100327. The reversal of 3100313 is 3130013.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2999824 + 100489 = 1732^2 + 317^2 .

It is a cyclic number.

It is not a de Polignac number, because 3100313 - 22 = 3100309 is a prime.

It is a super-2 number, since 2×31003132 = 19223881395938, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3100294 and 3100303.

It is not a weakly prime, because it can be changed into another prime (3100373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550156 + 1550157.

It is an arithmetic number, because the mean of its divisors is an integer number (1550157).

Almost surely, 23100313 is an apocalyptic number.

It is an amenable number.

3100313 is a deficient number, since it is larger than the sum of its proper divisors (1).

3100313 is an equidigital number, since it uses as much as digits as its factorization.

3100313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27, while the sum is 11.

The square root of 3100313 is about 1760.7705699494. The cubic root of 3100313 is about 145.8148807854.

Adding to 3100313 its reverse (3130013), we get a palindrome (6230326).

The spelling of 3100313 in words is "three million, one hundred thousand, three hundred thirteen".