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68008110 = 2353173127
BaseRepresentation
bin1000000110110…
…11100010101110
311201222011120220
410003123202232
5114402224420
610425352210
71454026242
oct403334256
9151864526
1068008110
1135430555
121a938666
1311121cb1
149064422
155e85840
hex40db8ae

68008110 has 32 divisors (see below), whose sum is σ = 168486912. Its totient is φ = 17550240.

The previous prime is 68008099. The next prime is 68008117. The reversal of 68008110 is 1180086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68008117) 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 15 ways as a sum of consecutive naturals, for example, 35634 + ... + 37493.

It is an arithmetic number, because the mean of its divisors is an integer number (5265216).

Almost surely, 268008110 is an apocalyptic number.

68008110 is an abundant number, since it is smaller than the sum of its proper divisors (100478802).

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

68008110 is a wasteful number, since it uses less digits than its factorization.

68008110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73168.

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 68008110 is about 8246.7029775541. The cubic root of 68008110 is about 408.1817361265.

Adding to 68008110 its reverse (1180086), we get a palindrome (69188196).

The spelling of 68008110 in words is "sixty-eight million, eight thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 73127 146254 219381 365635 438762 731270 1096905 2193810 2266937 4533874 6800811 11334685 13601622 22669370 34004055 68008110