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68966360 = 2358320773
BaseRepresentation
bin1000001110001…
…01011111011000
311210202212001122
410013011133120
5120123410420
610502104412
71465130051
oct407053730
9153685048
1068966360
1135a254a1
121b11b108
13113991c8
149233728
1560c4725
hex41c57d8

68966360 has 32 divisors (see below), whose sum is σ = 157051440. Its totient is φ = 27252864.

The previous prime is 68966357. The next prime is 68966363. The reversal of 68966360 is 6366986.

It is an interprime number because it is at equal distance from previous prime (68966357) and next prime (68966363).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68966363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7067 + ... + 13706.

Almost surely, 268966360 is an apocalyptic number.

It is an amenable number.

68966360 is an abundant number, since it is smaller than the sum of its proper divisors (88085080).

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

68966360 is a wasteful number, since it uses less digits than its factorization.

68966360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20867 (or 20863 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 68966360 is about 8304.5987260072. The cubic root of 68966360 is about 410.0899267351.

The spelling of 68966360 in words is "sixty-eight million, nine hundred sixty-six thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 83 166 332 415 664 830 1660 3320 20773 41546 83092 103865 166184 207730 415460 830920 1724159 3448318 6896636 8620795 13793272 17241590 34483180 68966360