Base | Representation |
---|---|
bin | 111111111000110100… |
… | …001100111010100100 |
3 | 20120001210000101112021 |
4 | 333320310030322210 |
5 | 2110442312142041 |
6 | 51303001232524 |
7 | 4645642253344 |
oct | 777064147244 |
9 | 216053011467 |
10 | 68598943396 |
11 | 27102351555 |
12 | 11365792744 |
13 | 66130b8c89 |
14 | 346a90ad24 |
15 | 1bb760ccd1 |
hex | ff8d0cea4 |
68598943396 has 9 divisors (see below), whose sum is σ = 120049067649. Its totient is φ = 34299209784.
The previous prime is 68598943291. The next prime is 68598943417. The reversal of 68598943396 is 69334989586.
The square root of 68598943396 is 261914.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 7027468900 + 61571474496 = 83830^2 + 248136^2 .
It is a super-2 number, since 2×685989433962 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 458350 + ... + 589306.
Almost surely, 268598943396 is an apocalyptic number.
68598943396 is the 261914-th square number.
It is an amenable number.
68598943396 is a deficient number, since it is larger than the sum of its proper divisors (51450124253).
68598943396 is an frugal number, since it uses more digits than its factorization.
68598943396 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 261918 (or 130959 counting only the distinct ones).
The product of its digits is 302330880, while the sum is 70.
The spelling of 68598943396 in words is "sixty-eight billion, five hundred ninety-eight million, nine hundred forty-three thousand, three hundred ninety-six".
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