Base | Representation |
---|---|
bin | 111111100010011001… |
… | …100111010101110110 |
3 | 20112002120101010200002 |
4 | 333202121213111312 |
5 | 2104210023444443 |
6 | 51201404551302 |
7 | 4633424604125 |
oct | 774231472566 |
9 | 215076333602 |
10 | 68222874998 |
11 | 26a2a041823 |
12 | 1127b852532 |
13 | 65832064b5 |
14 | 34329b5abc |
15 | 1b945c52b8 |
hex | fe2667576 |
68222874998 has 16 divisors (see below), whose sum is σ = 108374382864. Its totient is φ = 32098836480.
The previous prime is 68222874991. The next prime is 68222875003. The reversal of 68222874998 is 89947822286.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68222874991) 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, 3083 + ... + 369398.
It is an arithmetic number, because the mean of its divisors is an integer number (6773398929).
Almost surely, 268222874998 is an apocalyptic number.
68222874998 is a deficient number, since it is larger than the sum of its proper divisors (40151507866).
68222874998 is a wasteful number, since it uses less digits than its factorization.
68222874998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 377887.
The product of its digits is 55738368, while the sum is 65.
The spelling of 68222874998 in words is "sixty-eight billion, two hundred twenty-two million, eight hundred seventy-four thousand, nine hundred ninety-eight".
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