Base | Representation |
---|---|
bin | 1000001000100… |
… | …00011101011111 |
3 | 11202101011220210 |
4 | 10010100131133 |
5 | 114431143423 |
6 | 10434143503 |
7 | 1455621210 |
oct | 404203537 |
9 | 152334823 |
10 | 68224863 |
11 | 35569393 |
12 | 1aa21b93 |
13 | 11199855 |
14 | 90bd407 |
15 | 5ec9b93 |
hex | 411075f |
68224863 has 8 divisors (see below), whose sum is σ = 103961728. Its totient is φ = 38985624.
The previous prime is 68224841. The next prime is 68224879. The reversal of 68224863 is 36842286.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68224863 - 222 = 64030559 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68224813) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1624381 + ... + 1624422.
It is an arithmetic number, because the mean of its divisors is an integer number (12995216).
Almost surely, 268224863 is an apocalyptic number.
68224863 is a deficient number, since it is larger than the sum of its proper divisors (35736865).
68224863 is a wasteful number, since it uses less digits than its factorization.
68224863 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3248813.
The product of its digits is 110592, while the sum is 39.
The square root of 68224863 is about 8259.8343203723. The cubic root of 68224863 is about 408.6149236173.
The spelling of 68224863 in words is "sixty-eight million, two hundred twenty-four thousand, eight hundred sixty-three".
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