Search a number
-
+
68092083 = 34840643
BaseRepresentation
bin1000000111100…
…00000010110011
311202010102210000
410003300002303
5114412421313
610431241043
71454526123
oct403600263
9152112700
1068092083
1135488654
121a979183
1311151297
149086c83
155ea0673
hex40f00b3

68092083 has 10 divisors (see below), whose sum is σ = 101717924. Its totient is φ = 45394668.

The previous prime is 68092081. The next prime is 68092111. The reversal of 68092083 is 38029086.

It is not a de Polignac number, because 68092083 - 21 = 68092081 is a prime.

It is a super-3 number, since 3×680920833 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68092081) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 420241 + ... + 420402.

Almost surely, 268092083 is an apocalyptic number.

68092083 is a deficient number, since it is larger than the sum of its proper divisors (33625841).

68092083 is an equidigital number, since it uses as much as digits as its factorization.

68092083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840655 (or 840646 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 68092083 is about 8251.7927143137. The cubic root of 68092083 is about 408.3496677995.

The spelling of 68092083 in words is "sixty-eight million, ninety-two thousand, eighty-three".

Divisors: 1 3 9 27 81 840643 2521929 7565787 22697361 68092083