Base | Representation |
---|---|
bin | 11111001101011010100101… |
… | …11000001000101110111000 |
3 | 100000000000202121001020021010 |
4 | 33212231102320020232320 |
5 | 32443421104223322303 |
6 | 401544255034513520 |
7 | 20312255024050632 |
oct | 1746552270105670 |
9 | 300000677036233 |
10 | 68630672870328 |
11 | 1a960117701348 |
12 | 78451015958a0 |
13 | 2c3aac99c595a |
14 | 12d3a56bb9a52 |
15 | 7e03945c3c03 |
hex | 3e6b52e08bb8 |
68630672870328 has 32 divisors (see below), whose sum is σ = 172568454915600. Its totient is φ = 22744654591488.
The previous prime is 68630672870317. The next prime is 68630672870341. The reversal of 68630672870328 is 82307827603686.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8264768593 + ... + 8264776896.
Almost surely, 268630672870328 is an apocalyptic number.
It is an amenable number.
68630672870328 is an abundant number, since it is smaller than the sum of its proper divisors (103937782045272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68630672870328 is a wasteful number, since it uses less digits than its factorization.
68630672870328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16529545671 (or 16529545667 counting only the distinct ones).
The product of its (nonzero) digits is 195084288, while the sum is 66.
The spelling of 68630672870328 in words is "sixty-eight trillion, six hundred thirty billion, six hundred seventy-two million, eight hundred seventy thousand, three hundred twenty-eight".
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