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64868062 = 2726311049
BaseRepresentation
bin1111011101110…
…0111011011110
311112001122020211
43313130323132
5113101234222
610234203034
71415240500
oct367347336
9145048224
1064868062
1133686376
121988347a
131059298c
148887d70
155a65277
hex3ddcede

64868062 has 24 divisors (see below), whose sum is σ = 113475600. Its totient is φ = 27730080.

The previous prime is 64868059. The next prime is 64868077. The reversal of 64868062 is 26086846.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61314 + ... + 62362.

It is an arithmetic number, because the mean of its divisors is an integer number (4728150).

Almost surely, 264868062 is an apocalyptic number.

64868062 is a deficient number, since it is larger than the sum of its proper divisors (48607538).

64868062 is a wasteful number, since it uses less digits than its factorization.

64868062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696 (or 1689 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 64868062 is about 8054.0711444586. The cubic root of 64868062 is about 401.8003472177.

The spelling of 64868062 in words is "sixty-four million, eight hundred sixty-eight thousand, sixty-two".

Divisors: 1 2 7 14 49 98 631 1049 1262 2098 4417 7343 8834 14686 30919 51401 61838 102802 661919 1323838 4633433 9266866 32434031 64868062