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10001927 = 13259183
BaseRepresentation
bin100110001001…
…111000000111
3200211011001202
4212021320013
510030030202
6554213115
7151005065
oct46117007
920734052
1010001927
115711661
12342419b
1320c2700
141485035
15d28802
hex989e07

10001927 has 6 divisors (see below), whose sum is σ = 10830672. Its totient is φ = 9232392.

The previous prime is 10001921. The next prime is 10001963. The reversal of 10001927 is 72910001.

It is not a de Polignac number, because 10001927 - 212 = 9997831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10001899 and 10001908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001921) 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, 29423 + ... + 29760.

It is an arithmetic number, because the mean of its divisors is an integer number (1805112).

Almost surely, 210001927 is an apocalyptic number.

10001927 is a deficient number, since it is larger than the sum of its proper divisors (828745).

10001927 is an equidigital number, since it uses as much as digits as its factorization.

10001927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59209 (or 59196 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 20.

The square root of 10001927 is about 3162.5823309441. The cubic root of 10001927 is about 215.4573067665.

Adding to 10001927 its reverse (72910001), we get a palindrome (82911928).

The spelling of 10001927 in words is "ten million, one thousand, nine hundred twenty-seven".

Divisors: 1 13 169 59183 769379 10001927