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68317476 = 2235693123
BaseRepresentation
bin1000001001001…
…11000100100100
311202112212221220
410010213010210
5114442124401
610440140340
71456455213
oct404470444
9152485856
1068317476
1135621a27
121aa676b0
13111cca56
14910507a
155ee7336
hex4127124

68317476 has 12 divisors (see below), whose sum is σ = 159407472. Its totient is φ = 22772488.

The previous prime is 68317463. The next prime is 68317489. The reversal of 68317476 is 67471386.

It is an interprime number because it is at equal distance from previous prime (68317463) and next prime (68317489).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2846550 + ... + 2846573.

It is an arithmetic number, because the mean of its divisors is an integer number (13283956).

Almost surely, 268317476 is an apocalyptic number.

It is an amenable number.

68317476 is an abundant number, since it is smaller than the sum of its proper divisors (91089996).

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

68317476 is a wasteful number, since it uses less digits than its factorization.

68317476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5693130 (or 5693128 counting only the distinct ones).

The product of its digits is 169344, while the sum is 42.

The square root of 68317476 is about 8265.4386453473. The cubic root of 68317476 is about 408.7997337759.

The spelling of 68317476 in words is "sixty-eight million, three hundred seventeen thousand, four hundred seventy-six".

Divisors: 1 2 3 4 6 12 5693123 11386246 17079369 22772492 34158738 68317476