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68520482 = 2206316607
BaseRepresentation
bin1000001010110…
…00101000100010
311202221012102122
410011120220202
5120020123412
610444344242
71461262112
oct405305042
9152835378
1068520482
11357504a8
121ab45082
1311271284
149159042
156037572
hex4158a22

68520482 has 8 divisors (see below), whose sum is σ = 102836736. Its totient is φ = 34241572.

The previous prime is 68520461. The next prime is 68520493. The reversal of 68520482 is 28402586.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4178 + ... + 12429.

It is an arithmetic number, because the mean of its divisors is an integer number (12854592).

Almost surely, 268520482 is an apocalyptic number.

68520482 is a deficient number, since it is larger than the sum of its proper divisors (34316254).

68520482 is a wasteful number, since it uses less digits than its factorization.

68520482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18672.

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 68520482 is about 8277.7099490137. The cubic root of 68520482 is about 409.2042507379.

The spelling of 68520482 in words is "sixty-eight million, five hundred twenty thousand, four hundred eighty-two".

Divisors: 1 2 2063 4126 16607 33214 34260241 68520482