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68673356 = 2226996361
BaseRepresentation
bin1000001011111…
…01111101001100
311210012222010122
410011331331030
5120040021411
610451524112
71462466603
oct405757514
9153188118
1068673356
1135845344
121abb9638
13112c5a2b
149198a3a
1560679db
hex417df4c

68673356 has 12 divisors (see below), whose sum is σ = 120241800. Its totient is φ = 34318560.

The previous prime is 68673343. The next prime is 68673359. The reversal of 68673356 is 65337686.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (68673359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7616 + ... + 13976.

It is an arithmetic number, because the mean of its divisors is an integer number (10020150).

Almost surely, 268673356 is an apocalyptic number.

It is an amenable number.

68673356 is a deficient number, since it is larger than the sum of its proper divisors (51568444).

68673356 is a wasteful number, since it uses less digits than its factorization.

68673356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9064 (or 9062 counting only the distinct ones).

The product of its digits is 544320, while the sum is 44.

The square root of 68673356 is about 8286.9388799484. The cubic root of 68673356 is about 409.5083458230.

The spelling of 68673356 in words is "sixty-eight million, six hundred seventy-three thousand, three hundred fifty-six".

Divisors: 1 2 4 2699 5398 6361 10796 12722 25444 17168339 34336678 68673356