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68226702 = 2317365729
BaseRepresentation
bin1000001000100…
…00111010001110
311202101021102220
410010100322032
5114431223302
610434200210
71455626445
oct404207216
9152337386
1068226702
113556a805
121aa23066
131119a63b
1490bdd5c
155eca4bc
hex4110e8e

68226702 has 16 divisors (see below), whose sum is σ = 137244240. Its totient is φ = 22610432.

The previous prime is 68226679. The next prime is 68226709. The reversal of 68226702 is 20762286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68226709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31827 + ... + 33902.

It is an arithmetic number, because the mean of its divisors is an integer number (8577765).

Almost surely, 268226702 is an apocalyptic number.

68226702 is an abundant number, since it is smaller than the sum of its proper divisors (69017538).

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

68226702 is a wasteful number, since it uses less digits than its factorization.

68226702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65907.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 68226702 is about 8259.9456414676. The cubic root of 68226702 is about 408.6185949870.

Adding to 68226702 its reverse (20762286), we get a palindrome (88988988).

The spelling of 68226702 in words is "sixty-eight million, two hundred twenty-six thousand, seven hundred two".

Divisors: 1 2 3 6 173 346 519 1038 65729 131458 197187 394374 11371117 22742234 34113351 68226702