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68202346 = 2100933797
BaseRepresentation
bin1000001000010…
…10111101101010
311202100001000211
410010022331222
5114424433341
610433451334
71455465442
oct404127552
9152301024
1068202346
1135553483
121aa10b4a
131118c524
1490b5122
155ec3181
hex410af6a

68202346 has 8 divisors (see below), whose sum is σ = 102407940. Its totient is φ = 34066368.

The previous prime is 68202341. The next prime is 68202347. The reversal of 68202346 is 64320286.

It can be written as a sum of positive squares in 2 ways, for example, as 66667225 + 1535121 = 8165^2 + 1239^2 .

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

It is not an unprimeable number, because it can be changed into a prime (68202341) 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, 14881 + ... + 18916.

Almost surely, 268202346 is an apocalyptic number.

68202346 is a deficient number, since it is larger than the sum of its proper divisors (34205594).

68202346 is a wasteful number, since it uses less digits than its factorization.

68202346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34808.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 68202346 is about 8258.4711660210. The cubic root of 68202346 is about 408.5699654489.

The spelling of 68202346 in words is "sixty-eight million, two hundred two thousand, three hundred forty-six".

Divisors: 1 2 1009 2018 33797 67594 34101173 68202346