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12839064 = 233776423
BaseRepresentation
bin110000111110…
…100010011000
3220011021212220
4300332202120
511241322224
61135104040
7214062450
oct60764230
926137786
1012839064
11727a1a7
124372020
132876ba4
1419c2d60
1511d9279
hexc3e898

12839064 has 32 divisors (see below), whose sum is σ = 36683520. Its totient is φ = 3668256.

The previous prime is 12839023. The next prime is 12839087. The reversal of 12839064 is 46093821.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 38044 + ... + 38379.

It is an arithmetic number, because the mean of its divisors is an integer number (1146360).

Almost surely, 212839064 is an apocalyptic number.

12839064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12839064 is an abundant number, since it is smaller than the sum of its proper divisors (23844456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12839064 is a wasteful number, since it uses less digits than its factorization.

12839064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76439 (or 76435 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 12839064 is about 3583.1639649896. The cubic root of 12839064 is about 234.1591436958.

The spelling of 12839064 in words is "twelve million, eight hundred thirty-nine thousand, sixty-four".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 76423 152846 229269 305692 458538 534961 611384 917076 1069922 1604883 1834152 2139844 3209766 4279688 6419532 12839064