Base | Representation |
---|---|
bin | 1000001000111… |
… | …01110000000010 |
3 | 11202110221120220 |
4 | 10010131300002 |
5 | 114434414143 |
6 | 10435243510 |
7 | 1456236003 |
oct | 404356002 |
9 | 152427526 |
10 | 68279298 |
11 | 355a627a |
12 | 1aa49596 |
13 | 111b8569 |
14 | 90d51aa |
15 | 5edad83 |
hex | 411dc02 |
68279298 has 32 divisors (see below), whose sum is σ = 143093760. Its totient is φ = 21692880.
The previous prime is 68279291. The next prime is 68279303. The reversal of 68279298 is 89297286.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 68279298.
It is not an unprimeable number, because it can be changed into a prime (68279291) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9723 + ... + 15201.
It is an arithmetic number, because the mean of its divisors is an integer number (4471680).
Almost surely, 268279298 is an apocalyptic number.
68279298 is an abundant number, since it is smaller than the sum of its proper divisors (74814462).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68279298 is a wasteful number, since it uses less digits than its factorization.
68279298 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5582.
The product of its digits is 870912, while the sum is 51.
The square root of 68279298 is about 8263.1288262982. The cubic root of 68279298 is about 408.7235694457.
The spelling of 68279298 in words is "sixty-eight million, two hundred seventy-nine thousand, two hundred ninety-eight".
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