Base | Representation |
---|---|
bin | 111111101010001101… |
… | …111100100010111100 |
3 | 20112102201011200210102 |
4 | 333222031330202330 |
5 | 2104442113040402 |
6 | 51222412100232 |
7 | 4636606462346 |
oct | 775215744274 |
9 | 215381150712 |
10 | 68354033852 |
11 | 26a97085375 |
12 | 112b7764678 |
13 | 65a44395a0 |
14 | 3446198296 |
15 | 1ba0d82102 |
hex | fea37c8bc |
68354033852 has 48 divisors (see below), whose sum is σ = 132134772000. Its totient is φ = 30745992960.
The previous prime is 68354033843. The next prime is 68354033897. The reversal of 68354033852 is 25833045386.
It is a junction number, because it is equal to n+sod(n) for n = 68354033797 and 68354033806.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246899 + ... + 444597.
It is an arithmetic number, because the mean of its divisors is an integer number (2752807750).
Almost surely, 268354033852 is an apocalyptic number.
It is an amenable number.
68354033852 is a deficient number, since it is larger than the sum of its proper divisors (63780738148).
68354033852 is a wasteful number, since it uses less digits than its factorization.
68354033852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197886 (or 197884 counting only the distinct ones).
The product of its (nonzero) digits is 2073600, while the sum is 47.
The spelling of 68354033852 in words is "sixty-eight billion, three hundred fifty-four million, thirty-three thousand, eight hundred fifty-two".
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