Base | Representation |
---|---|
bin | 1000001100001… |
… | …01001111100001 |
3 | 11210021111002000 |
4 | 10012011033201 |
5 | 120042000301 |
6 | 10452314213 |
7 | 1462652610 |
oct | 406051741 |
9 | 153244060 |
10 | 68703201 |
11 | 35865806 |
12 | 1b012969 |
13 | 113064a8 |
14 | 91a5877 |
15 | 6071786 |
hex | 41853e1 |
68703201 has 32 divisors (see below), whose sum is σ = 116709120. Its totient is φ = 39128832.
The previous prime is 68703169. The next prime is 68703203. The reversal of 68703201 is 10230786.
It is not a de Polignac number, because 68703201 - 25 = 68703169 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (68703203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111771 + ... + 112383.
It is an arithmetic number, because the mean of its divisors is an integer number (3647160).
Almost surely, 268703201 is an apocalyptic number.
It is an amenable number.
68703201 is a deficient number, since it is larger than the sum of its proper divisors (48005919).
68703201 is a wasteful number, since it uses less digits than its factorization.
68703201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1222 (or 1216 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 68703201 is about 8288.7394095845. The cubic root of 68703201 is about 409.5676604646.
Adding to 68703201 its reverse (10230786), we get a palindrome (78933987).
The spelling of 68703201 in words is "sixty-eight million, seven hundred three thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •