Search a number
-
+
68960708 = 2221181707
BaseRepresentation
bin1000001110001…
…00000111000100
311210202120022022
410013010013010
5120123220313
610502022312
71465104425
oct407040704
9153676268
1068960708
1135a21223
121b117998
131139676b
14923164c
1560c2c08
hex41c41c4

68960708 has 12 divisors (see below), whose sum is σ = 121254672. Its totient is φ = 34316520.

The previous prime is 68960707. The next prime is 68960713. The reversal of 68960708 is 80706986.

68960708 is nontrivially palindromic in base 8.

It is a super-2 number, since 2×689607082 = 9511158495722528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (68960707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40010 + ... + 41697.

It is an arithmetic number, because the mean of its divisors is an integer number (10104556).

Almost surely, 268960708 is an apocalyptic number.

It is an amenable number.

68960708 is a deficient number, since it is larger than the sum of its proper divisors (52293964).

68960708 is a wasteful number, since it uses less digits than its factorization.

68960708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81922 (or 81920 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 68960708 is about 8304.2584256513. The cubic root of 68960708 is about 410.0787237293.

The spelling of 68960708 in words is "sixty-eight million, nine hundred sixty thousand, seven hundred eight".

Divisors: 1 2 4 211 422 844 81707 163414 326828 17240177 34480354 68960708