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26749068 = 2232229089
BaseRepresentation
bin110011000001…
…0100010001100
31212022222211020
41212002202030
523321432233
62353154140
7443235423
oct146024214
955288736
1026749068
111410aa75
128b5b950
135707368
1437a42ba
1525359b3
hex198288c

26749068 has 12 divisors (see below), whose sum is σ = 62414520. Its totient is φ = 8916352.

The previous prime is 26749067. The next prime is 26749081. The reversal of 26749068 is 86094762.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (26749061) 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, 1114533 + ... + 1114556.

It is an arithmetic number, because the mean of its divisors is an integer number (5201210).

Almost surely, 226749068 is an apocalyptic number.

It is an amenable number.

26749068 is an abundant number, since it is smaller than the sum of its proper divisors (35665452).

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

26749068 is a wasteful number, since it uses less digits than its factorization.

26749068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229096 (or 2229094 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 26749068 is about 5171.9501157687. The cubic root of 26749068 is about 299.0677281203.

The spelling of 26749068 in words is "twenty-six million, seven hundred forty-nine thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 2229089 4458178 6687267 8916356 13374534 26749068