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26728214 = 221163337
BaseRepresentation
bin110010111110…
…1011100010110
31212021221012212
41211331130112
523320300324
62352513422
7443120552
oct145753426
955257185
1026728214
11140a6337
128b4b872
1356caa16
14379a862
15252e70e
hex197d716

26728214 has 8 divisors (see below), whose sum is σ = 40282968. Its totient is φ = 13300560.

The previous prime is 26728211. The next prime is 26728223. The reversal of 26728214 is 41282762.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26728211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31247 + ... + 32090.

It is an arithmetic number, because the mean of its divisors is an integer number (5035371).

Almost surely, 226728214 is an apocalyptic number.

26728214 is a deficient number, since it is larger than the sum of its proper divisors (13554754).

26728214 is a wasteful number, since it uses less digits than its factorization.

26728214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63550.

The product of its digits is 10752, while the sum is 32.

The square root of 26728214 is about 5169.9336552803. The cubic root of 26728214 is about 298.9899885911.

The spelling of 26728214 in words is "twenty-six million, seven hundred twenty-eight thousand, two hundred fourteen".

Divisors: 1 2 211 422 63337 126674 13364107 26728214