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612323207 is a prime number
BaseRepresentation
bin100100011111110…
…100111110000111
31120200012020112022
4210133310332013
52223223320312
6140432113355
721113442566
oct4437647607
91520166468
10612323207
11294705541
1215109585b
1399b21a32
145b473bdd
1538b54172
hex247f4f87

612323207 has 2 divisors, whose sum is σ = 612323208. Its totient is φ = 612323206.

The previous prime is 612323183. The next prime is 612323219. The reversal of 612323207 is 702323216.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 612323207 - 212 = 612319111 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612323237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306161603 + 306161604.

It is an arithmetic number, because the mean of its divisors is an integer number (306161604).

Almost surely, 2612323207 is an apocalyptic number.

612323207 is a deficient number, since it is larger than the sum of its proper divisors (1).

612323207 is an equidigital number, since it uses as much as digits as its factorization.

612323207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 612323207 is about 24745.1653257763. The cubic root of 612323207 is about 849.1679086585.

Subtracting 612323207 from its reverse (702323216), we obtain a palindrome (90000009).

The spelling of 612323207 in words is "six hundred twelve million, three hundred twenty-three thousand, two hundred seven".