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108764012 = 2273884429
BaseRepresentation
bin1100111101110…
…01101101101100
321120122210011202
412132321231230
5210320422022
614443105032
72460323150
oct636715554
9246583152
10108764012
1156438015
1230512178
13196c1906
1410633060
159836592
hex67b9b6c

108764012 has 12 divisors (see below), whose sum is σ = 217528080. Its totient is φ = 46613136.

The previous prime is 108763997. The next prime is 108764017. The reversal of 108764012 is 210467801.

108764012 is an admirable number.

It is a super-2 number, since 2×1087640122 = 23659220612672288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (108764017) 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, 1942187 + ... + 1942242.

It is an arithmetic number, because the mean of its divisors is an integer number (18127340).

Almost surely, 2108764012 is an apocalyptic number.

It is an amenable number.

108764012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

108764012 is a wasteful number, since it uses less digits than its factorization.

108764012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3884440 (or 3884438 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 108764012 is about 10428.9986096461. The cubic root of 108764012 is about 477.3406348473.

Adding to 108764012 its sum of digits (29), we get a square (108764041 = 104292).

The spelling of 108764012 in words is "one hundred eight million, seven hundred sixty-four thousand, twelve".

Divisors: 1 2 4 7 14 28 3884429 7768858 15537716 27191003 54382006 108764012