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100207 is a prime number
BaseRepresentation
bin11000011101101111
312002110101
4120131233
511201312
62051531
7565102
oct303557
9162411
10100207
1169318
1249ba7
13367c3
1428739
151ea57
hex1876f

100207 has 2 divisors, whose sum is σ = 100208. Its totient is φ = 100206.

The previous prime is 100193. The next prime is 100213. The reversal of 100207 is 702001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-100207 is a prime.

It is a Chen prime.

100207 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 100193 and 100202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100237) 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 as a sum of consecutive naturals, namely, 50103 + 50104.

It is an arithmetic number, because the mean of its divisors is an integer number (50104).

2100207 is an apocalyptic number.

100207 is a deficient number, since it is larger than the sum of its proper divisors (1).

100207 is an equidigital number, since it uses as much as digits as its factorization.

100207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14, while the sum is 10.

The square root of 100207 is about 316.5548925542. The cubic root of 100207 is about 46.4478932259.

Adding to 100207 its reverse (702001), we get a palindrome (802208).

The spelling of 100207 in words is "one hundred thousand, two hundred seven", and thus it is an iban number.