Base | Representation |
---|---|
bin | 11111000011001101110100… |
… | …10111000010001000011110 |
3 | 22221202112012001100110001100 |
4 | 33201212322113002020132 |
5 | 32422200343224022414 |
6 | 401115300102053530 |
7 | 20245040355230034 |
oct | 1741467227021036 |
9 | 287675161313040 |
10 | 68280221704734 |
11 | 1a8355300aa676 |
12 | 77a91b811a2a6 |
13 | 2c13a4980cc50 |
14 | 12c0acd464554 |
15 | 7d61d2b51609 |
hex | 3e19ba5c221e |
68280221704734 has 48 divisors (see below), whose sum is σ = 159688463315472. Its totient is φ = 20960778633984.
The previous prime is 68280221704727. The next prime is 68280221704787. The reversal of 68280221704734 is 43740712208286.
68280221704734 is a `hidden beast` number, since 6 + 8 + 2 + 80 + 2 + 21 + 70 + 473 + 4 = 666.
68280221704734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 336845352 + ... + 337047995.
It is an arithmetic number, because the mean of its divisors is an integer number (3326842985739).
Almost surely, 268280221704734 is an apocalyptic number.
68280221704734 is an abundant number, since it is smaller than the sum of its proper divisors (91408241610738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68280221704734 is a wasteful number, since it uses less digits than its factorization.
68280221704734 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 673893801 (or 673893798 counting only the distinct ones).
The product of its (nonzero) digits is 7225344, while the sum is 54.
The spelling of 68280221704734 in words is "sixty-eight trillion, two hundred eighty billion, two hundred twenty-one million, seven hundred four thousand, seven hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •