Base | Representation |
---|---|
bin | 10101111110011100110 |
3 | 1100120210110 |
4 | 2233303212 |
5 | 141020402 |
6 | 23233450 |
7 | 6056265 |
oct | 2576346 |
9 | 1316713 |
10 | 720102 |
11 | 452029 |
12 | 2a8886 |
13 | 1c29c6 |
14 | 14a5dc |
15 | e356c |
hex | afce6 |
720102 has 8 divisors (see below), whose sum is σ = 1440216. Its totient is φ = 240032.
The previous prime is 720101. The next prime is 720127. The reversal of 720102 is 201027.
It is a sphenic number, since it is the product of 3 distinct primes.
720102 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (720101) 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 3 ways as a sum of consecutive naturals, for example, 60003 + ... + 60014.
It is an arithmetic number, because the mean of its divisors is an integer number (180027).
2720102 is an apocalyptic number.
720102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
720102 is a wasteful number, since it uses less digits than its factorization.
720102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120022.
The product of its (nonzero) digits is 28, while the sum is 12.
The square root of 720102 is about 848.5882393717. The cubic root of 720102 is about 89.6323271691.
Adding to 720102 its reverse (201027), we get a palindrome (921129).
The spelling of 720102 in words is "seven hundred twenty thousand, one hundred two", and thus it is an iban number.
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