Search a number
-
+
68683053 = 327184481
BaseRepresentation
bin1000001100000…
…00010100101101
311210020110102210
410012000110231
5120040324203
610452041033
71462540065
oct406002455
9153213383
1068683053
113585165a
121b003179
13112ca27a
14919c3a5
15606a803
hex418052d

68683053 has 8 divisors (see below), whose sum is σ = 91916416. Its totient is φ = 45619200.

The previous prime is 68683051. The next prime is 68683067. The reversal of 68683053 is 35038686.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 68683053 - 21 = 68683051 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 (68683051) 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, 41428 + ... + 43053.

It is an arithmetic number, because the mean of its divisors is an integer number (11489552).

Almost surely, 268683053 is an apocalyptic number.

It is an amenable number.

68683053 is a deficient number, since it is larger than the sum of its proper divisors (23233363).

68683053 is a wasteful number, since it uses less digits than its factorization.

68683053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84755.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 68683053 is about 8287.5239366170. The cubic root of 68683053 is about 409.5276197489.

The spelling of 68683053 in words is "sixty-eight million, six hundred eighty-three thousand, fifty-three".

Divisors: 1 3 271 813 84481 253443 22894351 68683053