Base | Representation |
---|---|
bin | 1000001110011… |
… | …00101100111010 |
3 | 11210211100120122 |
4 | 10013030230322 |
5 | 120130332043 |
6 | 10502453242 |
7 | 1465312136 |
oct | 407145472 |
9 | 153740518 |
10 | 68995898 |
11 | 35a45704 |
12 | 1b134222 |
13 | 113a979a |
14 | 92403c6 |
15 | 60cd368 |
hex | 41ccb3a |
68995898 has 16 divisors (see below), whose sum is σ = 108099360. Its totient is φ = 32994576.
The previous prime is 68995873. The next prime is 68995903. The reversal of 68995898 is 89859986.
It is a happy number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 68995898.
It is an unprimeable number.
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, 3536 + ... + 12267.
It is an arithmetic number, because the mean of its divisors is an integer number (6756210).
Almost surely, 268995898 is an apocalyptic number.
68995898 is a deficient number, since it is larger than the sum of its proper divisors (39103462).
68995898 is a wasteful number, since it uses less digits than its factorization.
68995898 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15901.
The product of its digits is 11197440, while the sum is 62.
The square root of 68995898 is about 8306.3769478636. The cubic root of 68995898 is about 410.1484649718.
The spelling of 68995898 in words is "sixty-eight million, nine hundred ninety-five thousand, eight hundred ninety-eight".
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