Base | Representation |
---|---|
bin | 111111110000110001… |
… | …101001011111110100 |
3 | 20112201101012102020012 |
4 | 333300301221133310 |
5 | 2110203244300213 |
6 | 51241342155352 |
7 | 4642413606464 |
oct | 776061513764 |
9 | 215641172205 |
10 | 68464056308 |
11 | 270431a191a |
12 | 11328582b58 |
13 | 65c117bc2b |
14 | 3456a37ba4 |
15 | 1baa8664a8 |
hex | ff0c697f4 |
68464056308 has 24 divisors (see below), whose sum is σ = 122637116448. Its totient is φ = 33425382816.
The previous prime is 68464056301. The next prime is 68464056313. The reversal of 68464056308 is 80365046486.
It is a happy number.
It is a super-2 number, since 2×684640563082 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68464056301) 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, 498335 + ... + 620697.
It is an arithmetic number, because the mean of its divisors is an integer number (5109879852).
Almost surely, 268464056308 is an apocalyptic number.
It is an amenable number.
68464056308 is a deficient number, since it is larger than the sum of its proper divisors (54173060140).
68464056308 is a wasteful number, since it uses less digits than its factorization.
68464056308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125663 (or 125661 counting only the distinct ones).
The product of its (nonzero) digits is 3317760, while the sum is 50.
The spelling of 68464056308 in words is "sixty-eight billion, four hundred sixty-four million, fifty-six thousand, three hundred eight".
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