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68342848 = 2672193137
BaseRepresentation
bin1000001001011…
…01010001000000
311202121011202121
410010231101000
5114443432343
610440454024
71456622200
oct404552100
9152534677
1068342848
1135639aa2
121aa7a314
131120b472
149110400
155eeeaed
hex412d440

68342848 has 168 divisors, whose sum is σ = 176052480. Its totient is φ = 26127360.

The previous prime is 68342843. The next prime is 68342849. The reversal of 68342848 is 84824386.

It is a super-2 number, since 2×683428482 = 9341489745502208, which contains 22 as substring.

Its product of digits (294912) is a multiple of the sum of its prime divisors (96).

It is not an unprimeable number, because it can be changed into a prime (68342843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1847086 + ... + 1847122.

Almost surely, 268342848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68342848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88026240).

68342848 is an abundant number, since it is smaller than the sum of its proper divisors (107709632).

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

68342848 is a wasteful number, since it uses less digits than its factorization.

68342848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 96 counting only the distinct ones).

The product of its digits is 294912, while the sum is 43.

The square root of 68342848 is about 8266.9733276454. The cubic root of 68342848 is about 408.8503347041.

The spelling of 68342848 in words is "sixty-eight million, three hundred forty-two thousand, eight hundred forty-eight".