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68342476 = 2223312773
BaseRepresentation
bin1000001001011…
…01001011001100
311202121011020211
410010231023030
5114443424401
610440452204
71456621126
oct404551314
9152534224
1068342476
1135639794
121aa7a064
131120b247
149110216
155eee951
hex412d2cc

68342476 has 36 divisors (see below), whose sum is σ = 129121776. Its totient is φ = 31590240.

The previous prime is 68342467. The next prime is 68342497. The reversal of 68342476 is 67424386.

It is a happy 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 11 ways as a sum of consecutive naturals, for example, 88026 + ... + 88798.

It is an arithmetic number, because the mean of its divisors is an integer number (3586716).

Almost surely, 268342476 is an apocalyptic number.

It is an amenable number.

68342476 is a deficient number, since it is larger than the sum of its proper divisors (60779300).

68342476 is a wasteful number, since it uses less digits than its factorization.

68342476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862 (or 829 counting only the distinct ones).

The product of its digits is 193536, while the sum is 40.

The square root of 68342476 is about 8266.9508284494. The cubic root of 68342476 is about 408.8495928923.

The spelling of 68342476 in words is "sixty-eight million, three hundred forty-two thousand, four hundred seventy-six".

Divisors: 1 2 4 23 31 46 62 92 124 713 773 961 1426 1546 1922 2852 3092 3844 17779 22103 23963 35558 44206 47926 71116 88412 95852 551149 742853 1102298 1485706 2204596 2971412 17085619 34171238 68342476