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10000047 = 39113659
BaseRepresentation
bin100110001001…
…011010101111
3200211001111010
4212021122233
510030000142
6554200303
7150666441
oct46113257
920731433
1010000047
115710202
123423093
1320c18b5
141484491
15d27e9c
hex9896af

10000047 has 8 divisors (see below), whose sum is σ = 13351680. Its totient is φ = 6657560.

The previous prime is 10000019. The next prime is 10000079. The reversal of 10000047 is 74000001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10000047 - 219 = 9475759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9999987 and 10000041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000247) 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 in 7 ways as a sum of consecutive naturals, for example, 904 + ... + 4562.

It is an arithmetic number, because the mean of its divisors is an integer number (1668960).

Almost surely, 210000047 is an apocalyptic number.

10000047 is a deficient number, since it is larger than the sum of its proper divisors (3351633).

10000047 is an equidigital number, since it uses as much as digits as its factorization.

10000047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4573.

The product of its (nonzero) digits is 28, while the sum is 12.

The square root of 10000047 is about 3162.2850915121. The cubic root of 10000047 is about 215.4438065308.

Adding to 10000047 its reverse (74000001), we get a palindrome (84000048).

The spelling of 10000047 in words is "ten million, forty-seven", and thus it is an aban number and an uban number.

Divisors: 1 3 911 2733 3659 10977 3333349 10000047