Base | Representation |
---|---|
bin | 1000001000100… |
… | …10100000000000 |
3 | 11202101121101011 |
4 | 10010102200000 |
5 | 114431430331 |
6 | 10434250304 |
7 | 1455654442 |
oct | 404224000 |
9 | 152347334 |
10 | 68233216 |
11 | 35574697 |
12 | 1aa26994 |
13 | 111a05ac |
14 | 90c2492 |
15 | 5ecc3b1 |
hex | 4112800 |
68233216 has 24 divisors (see below), whose sum is σ = 136437210. Its totient is φ = 34115584.
The previous prime is 68233213. The next prime is 68233219. The reversal of 68233216 is 61233286.
It is an interprime number because it is at equal distance from previous prime (68233213) and next prime (68233219).
It can be written as a sum of positive squares in only one way, i.e., 62473216 + 5760000 = 7904^2 + 2400^2 .
It is not an unprimeable number, because it can be changed into a prime (68233211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14611 + ... + 18706.
Almost surely, 268233216 is an apocalyptic number.
It is an amenable number.
68233216 is a deficient number, since it is larger than the sum of its proper divisors (68203994).
68233216 is an equidigital number, since it uses as much as digits as its factorization.
68233216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33339 (or 33319 counting only the distinct ones).
The product of its digits is 10368, while the sum is 31.
The square root of 68233216 is about 8260.3399445786. The cubic root of 68233216 is about 408.6315989710.
The spelling of 68233216 in words is "sixty-eight million, two hundred thirty-three thousand, two hundred sixteen".
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