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68430696 = 23322912451
BaseRepresentation
bin1000001010000…
…10101101101000
311202202122021020
410011002231220
5120004240241
610442412440
71460436255
oct405025550
9152678236
1068430696
1135699aa4
121ab01120
131123c449
14913442c
15601ab66
hex4142b68

68430696 has 32 divisors (see below), whose sum is σ = 171837600. Its totient is φ = 22708800.

The previous prime is 68430689. The next prime is 68430697. The reversal of 68430696 is 69603486.

It is a super-3 number, since 3×684306963 (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (68430697) 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, 730 + ... + 11721.

It is an arithmetic number, because the mean of its divisors is an integer number (5369925).

Almost surely, 268430696 is an apocalyptic number.

It is an amenable number.

68430696 is an abundant number, since it is smaller than the sum of its proper divisors (103406904).

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

68430696 is a wasteful number, since it uses less digits than its factorization.

68430696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12689 (or 12685 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 68430696 is about 8272.2848113444. The cubic root of 68430696 is about 409.0254386451.

The spelling of 68430696 in words is "sixty-eight million, four hundred thirty thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 229 458 687 916 1374 1832 2748 5496 12451 24902 37353 49804 74706 99608 149412 298824 2851279 5702558 8553837 11405116 17107674 22810232 34215348 68430696