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68254104 = 2337935999
BaseRepresentation
bin1000001000101…
…11100110011000
311202102200000210
410010113212120
5114433112404
610434531120
71456102362
oct404274630
9152380023
1068254104
1135589356
121aa36aa0
13111a9c59
1490c9d32
155ed3689
hex4117998

68254104 has 32 divisors (see below), whose sum is σ = 172800000. Its totient is φ = 22462752.

The previous prime is 68254097. The next prime is 68254117. The reversal of 68254104 is 40145286.

It is a congruent number.

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, 16104 + ... + 19895.

It is an arithmetic number, because the mean of its divisors is an integer number (5400000).

Almost surely, 268254104 is an apocalyptic number.

It is an amenable number.

68254104 is an abundant number, since it is smaller than the sum of its proper divisors (104545896).

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

68254104 is a wasteful number, since it uses less digits than its factorization.

68254104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36087 (or 36083 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 68254104 is about 8261.6042025747. The cubic root of 68254104 is about 408.6732923793.

The spelling of 68254104 in words is "sixty-eight million, two hundred fifty-four thousand, one hundred four".

Divisors: 1 2 3 4 6 8 12 24 79 158 237 316 474 632 948 1896 35999 71998 107997 143996 215994 287992 431988 863976 2843921 5687842 8531763 11375684 17063526 22751368 34127052 68254104