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68174706 = 2383136897
BaseRepresentation
bin1000001000001…
…00001101110010
311202021122010010
410010010031302
5114423042311
610433115350
71455322035
oct404041562
9152248103
1068174706
1135534736
121a9b8b56
131117ca82
1490a901c
155eb9da6
hex4104372

68174706 has 16 divisors (see below), whose sum is σ = 137993184. Its totient is φ = 22450944.

The previous prime is 68174699. The next prime is 68174713. The reversal of 68174706 is 60747186.

It is an interprime number because it is at equal distance from previous prime (68174699) and next prime (68174713).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67951 + ... + 68946.

It is an arithmetic number, because the mean of its divisors is an integer number (8624574).

Almost surely, 268174706 is an apocalyptic number.

68174706 is an abundant number, since it is smaller than the sum of its proper divisors (69818478).

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

68174706 is a wasteful number, since it uses less digits than its factorization.

68174706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136985.

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 68174706 is about 8256.7975632203. The cubic root of 68174706 is about 408.5147650030.

The spelling of 68174706 in words is "sixty-eight million, one hundred seventy-four thousand, seven hundred six".

Divisors: 1 2 3 6 83 166 249 498 136897 273794 410691 821382 11362451 22724902 34087353 68174706