Base | Representation |
---|---|
bin | 111111101010011011… |
… | …001011001000000011 |
3 | 20112102221200212102201 |
4 | 333222123023020003 |
5 | 2104444010021233 |
6 | 51223014254031 |
7 | 4636651114060 |
oct | 775233131003 |
9 | 215387625381 |
10 | 68357501443 |
11 | 26a99033650 |
12 | 112b8957317 |
13 | 65a5081a0a |
14 | 344681bc67 |
15 | 1ba131977d |
hex | fea6cb203 |
68357501443 has 16 divisors (see below), whose sum is σ = 87528317184. Its totient is φ = 51825972960.
The previous prime is 68357501437. The next prime is 68357501477. The reversal of 68357501443 is 34410575386.
It is a cyclic number.
It is not a de Polignac number, because 68357501443 - 213 = 68357493251 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 68357501393 and 68357501402.
It is not an unprimeable number, because it can be changed into a prime (68357502443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11993905 + ... + 11999602.
It is an arithmetic number, because the mean of its divisors is an integer number (5470519824).
Almost surely, 268357501443 is an apocalyptic number.
68357501443 is a deficient number, since it is larger than the sum of its proper divisors (19170815741).
68357501443 is a wasteful number, since it uses less digits than its factorization.
68357501443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23993562.
The product of its (nonzero) digits is 1209600, while the sum is 46.
The spelling of 68357501443 in words is "sixty-eight billion, three hundred fifty-seven million, five hundred one thousand, four hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •