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68007662 = 283940529
BaseRepresentation
bin1000000110110…
…11011011101110
311201222010222022
410003123123232
5114402221122
610425350142
71454025032
oct403333356
9151863868
1068007662
1135430188
121a938352
1311121a28
1490641c2
155e85642
hex40db6ee

68007662 has 8 divisors (see below), whose sum is σ = 102135600. Its totient is φ = 33962464.

The previous prime is 68007661. The next prime is 68007677. The reversal of 68007662 is 26670086.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68007661) 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, 18587 + ... + 21942.

It is an arithmetic number, because the mean of its divisors is an integer number (12766950).

Almost surely, 268007662 is an apocalyptic number.

68007662 is a deficient number, since it is larger than the sum of its proper divisors (34127938).

68007662 is a wasteful number, since it uses less digits than its factorization.

68007662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41370.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 68007662 is about 8246.6758151391. The cubic root of 68007662 is about 408.1808398324.

The spelling of 68007662 in words is "sixty-eight million, seven thousand, six hundred sixty-two".

Divisors: 1 2 839 1678 40529 81058 34003831 68007662