Search a number
-
+
68338127 = 11132232143
BaseRepresentation
bin1000001001011…
…00000111001111
311202120221021202
410010230013033
5114443310002
610440420115
71456602344
oct404540717
9152527252
1068338127
11356364a0
121aa7763b
1311209280
14910c7cb
155eed502
hex412c1cf

68338127 has 16 divisors (see below), whose sum is σ = 80683008. Its totient is φ = 57062880.

The previous prime is 68338121. The next prime is 68338157. The reversal of 68338127 is 72183386.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 68338127 - 24 = 68338111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68338121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30818 + ... + 32960.

It is an arithmetic number, because the mean of its divisors is an integer number (5042688).

Almost surely, 268338127 is an apocalyptic number.

68338127 is a deficient number, since it is larger than the sum of its proper divisors (12344881).

68338127 is a wasteful number, since it uses less digits than its factorization.

68338127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2390.

The product of its digits is 48384, while the sum is 38.

The square root of 68338127 is about 8266.6877889515. The cubic root of 68338127 is about 408.8409202741.

The spelling of 68338127 in words is "sixty-eight million, three hundred thirty-eight thousand, one hundred twenty-seven".

Divisors: 1 11 13 143 223 2143 2453 2899 23573 27859 31889 306449 477889 5256779 6212557 68338127