Base | Representation |
---|---|
bin | 100000000010000100… |
… | …0000110000011101010 |
3 | 20120120000002102000201 |
4 | 1000010020012003222 |
5 | 2111334402120222 |
6 | 51333500422414 |
7 | 4653435236551 |
oct | 1000410060352 |
9 | 216500072021 |
10 | 68788707562 |
11 | 2719a483143 |
12 | 113b9247a0a |
13 | 66434cb273 |
14 | 3487bc6d98 |
15 | 1bc90e4427 |
hex | 10042060ea |
68788707562 has 8 divisors (see below), whose sum is σ = 103219960356. Its totient is φ = 34382054112.
The previous prime is 68788707557. The next prime is 68788707623. The reversal of 68788707562 is 26570788786.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 66059794441 + 2728913121 = 257021^2 + 52239^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 68788707494 and 68788707503.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6142843 + ... + 6154030.
Almost surely, 268788707562 is an apocalyptic number.
68788707562 is a deficient number, since it is larger than the sum of its proper divisors (34431252794).
68788707562 is a wasteful number, since it uses less digits than its factorization.
68788707562 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12299672.
The product of its (nonzero) digits is 63221760, while the sum is 64.
The spelling of 68788707562 in words is "sixty-eight billion, seven hundred eighty-eight million, seven hundred seven thousand, five hundred sixty-two".
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