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68262955 = 529470779
BaseRepresentation
bin1000001000110…
…01110000101011
311202110010011121
410010121300223
5114433403310
610435040111
71456140235
oct404316053
9152403147
1068262955
1135594a72
121aa40037
13111b0ca7
1490cd255
155ed60da
hex4119c2b

68262955 has 8 divisors (see below), whose sum is σ = 84740400. Its totient is φ = 52727136.

The previous prime is 68262947. The next prime is 68262967. The reversal of 68262955 is 55926286.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 68262955 - 23 = 68262947 is a prime.

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, 235245 + ... + 235534.

It is an arithmetic number, because the mean of its divisors is an integer number (10592550).

Almost surely, 268262955 is an apocalyptic number.

68262955 is a deficient number, since it is larger than the sum of its proper divisors (16477445).

68262955 is a wasteful number, since it uses less digits than its factorization.

68262955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470813.

The product of its digits is 259200, while the sum is 43.

The square root of 68262955 is about 8262.1398559937. The cubic root of 68262955 is about 408.6909568163.

The spelling of 68262955 in words is "sixty-eight million, two hundred sixty-two thousand, nine hundred fifty-five".

Divisors: 1 5 29 145 470779 2353895 13652591 68262955