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108944356 = 22257105977
BaseRepresentation
bin1100111111001…
…01101111100100
321120222221120011
412133211233210
5210342204411
614451020004
72462004013
oct637455744
9246887504
10108944356
1156550564
123059a604
1319755a21
141067ca7a
15986ec21
hex67e5be4

108944356 has 12 divisors (see below), whose sum is σ = 191396268. Its totient is φ = 54259712.

The previous prime is 108944351. The next prime is 108944359. The reversal of 108944356 is 653449801.

It can be written as a sum of positive squares in 2 ways, for example, as 88059456 + 20884900 = 9384^2 + 4570^2 .

It is not an unprimeable number, because it can be changed into a prime (108944351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51961 + ... + 54016.

It is an arithmetic number, because the mean of its divisors is an integer number (15949689).

Almost surely, 2108944356 is an apocalyptic number.

It is an amenable number.

108944356 is a deficient number, since it is larger than the sum of its proper divisors (82451912).

108944356 is a wasteful number, since it uses less digits than its factorization.

108944356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106238 (or 106236 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 108944356 is about 10437.6413044327. The cubic root of 108944356 is about 477.6043188287.

Subtracting 108944356 from its reverse (653449801), we obtain a palindrome (544505445).

The spelling of 108944356 in words is "one hundred eight million, nine hundred forty-four thousand, three hundred fifty-six".

Divisors: 1 2 4 257 514 1028 105977 211954 423908 27236089 54472178 108944356