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26986934 = 213279843
BaseRepresentation
bin110011011110…
…0100110110110
31212210002010002
41212330212312
523402040214
62402231302
7445246052
oct146744666
955702102
1026986934
1114262757
129055532
13578b700
143826c62
1525811de
hex19bc9b6

26986934 has 12 divisors (see below), whose sum is σ = 43834356. Its totient is φ = 12455352.

The previous prime is 26986931. The next prime is 26986943. The reversal of 26986934 is 43968962.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26986931) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39584 + ... + 40259.

It is an arithmetic number, because the mean of its divisors is an integer number (3652863).

Almost surely, 226986934 is an apocalyptic number.

26986934 is a deficient number, since it is larger than the sum of its proper divisors (16847422).

26986934 is a wasteful number, since it uses less digits than its factorization.

26986934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79871 (or 79858 counting only the distinct ones).

The product of its digits is 559872, while the sum is 47.

The square root of 26986934 is about 5194.8949941264. The cubic root of 26986934 is about 299.9515995992.

The spelling of 26986934 in words is "twenty-six million, nine hundred eighty-six thousand, nine hundred thirty-four".

Divisors: 1 2 13 26 169 338 79843 159686 1037959 2075918 13493467 26986934