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68217348 = 2239376067
BaseRepresentation
bin1000001000011…
…10101000000100
311202100210121110
410010032220010
5114430423343
610434045020
71455560253
oct404165004
9152323543
1068217348
1135563781
121aa19770
13111962c4
1490ba79a
155ec7833
hex410ea04

68217348 has 24 divisors (see below), whose sum is σ = 159369952. Its totient is φ = 22711104.

The previous prime is 68217341. The next prime is 68217349. The reversal of 68217348 is 84371286.

It is not an unprimeable number, because it can be changed into a prime (68217341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8211 + ... + 14277.

Almost surely, 268217348 is an apocalyptic number.

It is an amenable number.

68217348 is an abundant number, since it is smaller than the sum of its proper divisors (91152604).

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

68217348 is a wasteful number, since it uses less digits than its factorization.

68217348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7011 (or 7009 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 68217348 is about 8259.3793955720. The cubic root of 68217348 is about 408.5999200258.

The spelling of 68217348 in words is "sixty-eight million, two hundred seventeen thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 12 937 1874 2811 3748 5622 6067 11244 12134 18201 24268 36402 72804 5684779 11369558 17054337 22739116 34108674 68217348