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69230944 = 252163467
BaseRepresentation
bin1000010000001…
…10000101100000
311211021022000001
410020012011200
5120210342234
610511505344
71500311326
oct410060540
9154238001
1069230944
1136096262
121b228254
131145c773
1492a1d16
156127d14
hex4206160

69230944 has 12 divisors (see below), whose sum is σ = 136298484. Its totient is φ = 34615456.

The previous prime is 69230873. The next prime is 69230957. The reversal of 69230944 is 44903296.

It is a super-2 number, since 2×692309442 = 9585847214262272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081702 + ... + 1081765.

It is an arithmetic number, because the mean of its divisors is an integer number (11358207).

Almost surely, 269230944 is an apocalyptic number.

It is an amenable number.

69230944 is a deficient number, since it is larger than the sum of its proper divisors (67067540).

69230944 is a wasteful number, since it uses less digits than its factorization.

69230944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163477 (or 2163469 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 69230944 is about 8320.5134456955. The cubic root of 69230944 is about 410.6136834065.

The spelling of 69230944 in words is "sixty-nine million, two hundred thirty thousand, nine hundred forty-four".

Divisors: 1 2 4 8 16 32 2163467 4326934 8653868 17307736 34615472 69230944