Base | Representation |
---|---|
bin | 1000001001110… |
… | …10110100111100 |
3 | 11202200222221221 |
4 | 10010322310330 |
5 | 120002222041 |
6 | 10442003124 |
7 | 1460243143 |
oct | 404726474 |
9 | 152628857 |
10 | 68398396 |
11 | 35677800 |
12 | 1aaa64a4 |
13 | 1122a831 |
14 | 912675a |
15 | 60112d1 |
hex | 413ad3c |
68398396 has 18 divisors (see below), whose sum is σ = 131568920. Its totient is φ = 31089960.
The previous prime is 68398387. The next prime is 68398397. The reversal of 68398396 is 69389386.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68398397) 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 5 ways as a sum of consecutive naturals, for example, 70176 + ... + 71143.
Almost surely, 268398396 is an apocalyptic number.
It is an amenable number.
68398396 is a deficient number, since it is larger than the sum of its proper divisors (63170524).
68398396 is a wasteful number, since it uses less digits than its factorization.
68398396 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141345 (or 141332 counting only the distinct ones).
The product of its digits is 1679616, while the sum is 52.
The square root of 68398396 is about 8270.3322786935. The cubic root of 68398396 is about 408.9610737638.
The spelling of 68398396 in words is "sixty-eight million, three hundred ninety-eight thousand, three hundred ninety-six".
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