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68010860 = 2253400543
BaseRepresentation
bin1000000110111…
…00001101101100
311201222022100202
410003130031230
5114402321420
610425413032
71454040251
oct403341554
9151868322
1068010860
1135432625
121a93a178
1311123318
149065428
155e86575
hex40dc36c

68010860 has 12 divisors (see below), whose sum is σ = 142822848. Its totient is φ = 27204336.

The previous prime is 68010799. The next prime is 68010881. The reversal of 68010860 is 6801086.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1700252 + ... + 1700291.

It is an arithmetic number, because the mean of its divisors is an integer number (11901904).

Almost surely, 268010860 is an apocalyptic number.

It is an amenable number.

68010860 is an abundant number, since it is smaller than the sum of its proper divisors (74811988).

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

68010860 is a wasteful number, since it uses less digits than its factorization.

68010860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3400552 (or 3400550 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 68010860 is about 8246.8697091684. The cubic root of 68010860 is about 408.1872378461.

The spelling of 68010860 in words is "sixty-eight million, ten thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 3400543 6801086 13602172 17002715 34005430 68010860