Base | Representation |
---|---|
bin | 1000001001101… |
… | …00011111000111 |
3 | 11202122200022222 |
4 | 10010310133013 |
5 | 120000404143 |
6 | 10441242555 |
7 | 1460104340 |
oct | 404643707 |
9 | 152580288 |
10 | 68372423 |
11 | 3565a239 |
12 | 1aa9345b |
13 | 1121ba72 |
14 | 911b0c7 |
15 | 6008768 |
hex | 41347c7 |
68372423 has 8 divisors (see below), whose sum is σ = 78466080. Its totient is φ = 58360320.
The previous prime is 68372413. The next prime is 68372449. The reversal of 68372423 is 32427386.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-68372423 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68372413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18578 + ... + 21951.
It is an arithmetic number, because the mean of its divisors is an integer number (9808260).
Almost surely, 268372423 is an apocalyptic number.
68372423 is a deficient number, since it is larger than the sum of its proper divisors (10093657).
68372423 is a wasteful number, since it uses less digits than its factorization.
68372423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40777.
The product of its digits is 48384, while the sum is 35.
The square root of 68372423 is about 8268.7618782983. The cubic root of 68372423 is about 408.9093021270.
The spelling of 68372423 in words is "sixty-eight million, three hundred seventy-two thousand, four hundred twenty-three".
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