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27308796 = 2232275733
BaseRepresentation
bin110100000101…
…1001011111100
31220101102121220
41220023023330
523442340141
62413153340
7451056324
oct150131374
956342556
1027308796
1114462559
12918b850
135872068
1438ac284
1525e6766
hex1a0b2fc

27308796 has 12 divisors (see below), whose sum is σ = 63720552. Its totient is φ = 9102928.

The previous prime is 27308791. The next prime is 27308819. The reversal of 27308796 is 69780372.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27308791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137855 + ... + 1137878.

It is an arithmetic number, because the mean of its divisors is an integer number (5310046).

Almost surely, 227308796 is an apocalyptic number.

It is an amenable number.

27308796 is an abundant number, since it is smaller than the sum of its proper divisors (36411756).

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

27308796 is a wasteful number, since it uses less digits than its factorization.

27308796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275740 (or 2275738 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 27308796 is about 5225.7818553782. The cubic root of 27308796 is about 301.1393563017.

The spelling of 27308796 in words is "twenty-seven million, three hundred eight thousand, seven hundred ninety-six".

Divisors: 1 2 3 4 6 12 2275733 4551466 6827199 9102932 13654398 27308796