Base | Representation |
---|---|
bin | 1000001110011… |
… | …00111010000010 |
3 | 11210211101201202 |
4 | 10013030322002 |
5 | 120130343423 |
6 | 10502501202 |
7 | 1465314446 |
oct | 407147202 |
9 | 153741652 |
10 | 68996738 |
11 | 35a462a8 |
12 | 1b134802 |
13 | 113a9c95 |
14 | 9240826 |
15 | 60cd728 |
hex | 41cce82 |
68996738 has 8 divisors (see below), whose sum is σ = 104742288. Its totient is φ = 34082644.
The previous prime is 68996729. The next prime is 68996743. The reversal of 68996738 is 83769986.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207656 + ... + 207987.
It is an arithmetic number, because the mean of its divisors is an integer number (13092786).
Almost surely, 268996738 is an apocalyptic number.
68996738 is a deficient number, since it is larger than the sum of its proper divisors (35745550).
68996738 is a wasteful number, since it uses less digits than its factorization.
68996738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 415728.
The product of its digits is 3919104, while the sum is 56.
The square root of 68996738 is about 8306.4275112710. The cubic root of 68996738 is about 410.1501294345.
The spelling of 68996738 in words is "sixty-eight million, nine hundred ninety-six thousand, seven hundred thirty-eight".
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