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10086839 = 72635479
BaseRepresentation
bin100110011110…
…100110110111
3200222110112122
4212132212313
510040234324
61000110155
7151510460
oct46364667
920873478
1010086839
11576a434
12346535b
132122259
1414a7d67
15d43a5e
hex99e9b7

10086839 has 8 divisors (see below), whose sum is σ = 11573760. Its totient is φ = 8611416.

The previous prime is 10086833. The next prime is 10086841. The reversal of 10086839 is 93868001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10086839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10086799 and 10086808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10086833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 899 + ... + 4580.

It is an arithmetic number, because the mean of its divisors is an integer number (1446720).

Almost surely, 210086839 is an apocalyptic number.

10086839 is a deficient number, since it is larger than the sum of its proper divisors (1486921).

10086839 is an equidigital number, since it uses as much as digits as its factorization.

10086839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5749.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 10086839 is about 3175.9784319167. The cubic root of 10086839 is about 216.0653023291.

The spelling of 10086839 in words is "ten million, eighty-six thousand, eight hundred thirty-nine".

Divisors: 1 7 263 1841 5479 38353 1440977 10086839