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68253348 = 22318893011
BaseRepresentation
bin1000001000101…
…11011010100100
311202102121222210
410010113122210
5114433101343
610434523420
71456100232
oct404273244
9152377883
1068253348
1135588829
121aa36570
13111a97c7
1490c9952
155ed3333
hex41176a4

68253348 has 24 divisors (see below), whose sum is σ = 159395040. Its totient is φ = 22731520.

The previous prime is 68253331. The next prime is 68253373. The reversal of 68253348 is 84335286.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21163 + ... + 24173.

It is an arithmetic number, because the mean of its divisors is an integer number (6641460).

Almost surely, 268253348 is an apocalyptic number.

It is an amenable number.

68253348 is an abundant number, since it is smaller than the sum of its proper divisors (91141692).

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

68253348 is a wasteful number, since it uses less digits than its factorization.

68253348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4907 (or 4905 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 68253348 is about 8261.5584486221. The cubic root of 68253348 is about 408.6717835169.

The spelling of 68253348 in words is "sixty-eight million, two hundred fifty-three thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 12 1889 3011 3778 5667 6022 7556 9033 11334 12044 18066 22668 36132 5687779 11375558 17063337 22751116 34126674 68253348