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68705262 = 23217224527
BaseRepresentation
bin1000001100001…
…01101111101110
311210021120220100
410012011233232
5120042032022
610452331530
71462661613
oct406055756
9153246810
1068705262
113586730a
121b013ba6
1311307402
1491a650a
1560721ac
hex4185bee

68705262 has 24 divisors (see below), whose sum is σ = 157618656. Its totient is φ = 21554496.

The previous prime is 68705261. The next prime is 68705281. The reversal of 68705262 is 26250786.

68705262 is a `hidden beast` number, since 68 + 70 + 526 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68705261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111958 + ... + 112569.

It is an arithmetic number, because the mean of its divisors is an integer number (6567444).

Almost surely, 268705262 is an apocalyptic number.

68705262 is an abundant number, since it is smaller than the sum of its proper divisors (88913394).

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

68705262 is a wasteful number, since it uses less digits than its factorization.

68705262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224552 (or 224549 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 68705262 is about 8288.8637339505. The cubic root of 68705262 is about 409.5717559095.

The spelling of 68705262 in words is "sixty-eight million, seven hundred five thousand, two hundred sixty-two".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 224527 449054 673581 1347162 2020743 3816959 4041486 7633918 11450877 22901754 34352631 68705262