Base | Representation |
---|---|
bin | 111111010110111010… |
… | …100011001011010101 |
3 | 20111121010210022201010 |
4 | 333112322203023111 |
5 | 2103311211311401 |
6 | 51130322522433 |
7 | 4625565002220 |
oct | 772672431325 |
9 | 214533708633 |
10 | 68030182101 |
11 | 2694029a7a2 |
12 | 11227206419 |
13 | 655230a12b |
14 | 34151765b7 |
15 | 1b82710ed6 |
hex | fd6ea32d5 |
68030182101 has 16 divisors (see below), whose sum is σ = 105870680064. Its totient is φ = 38047274544.
The previous prime is 68030182091. The next prime is 68030182117. The reversal of 68030182101 is 10128103086.
It is not a de Polignac number, because 68030182101 - 226 = 67963073237 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68030182301) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34462125 + ... + 34464098.
It is an arithmetic number, because the mean of its divisors is an integer number (6616917504).
Almost surely, 268030182101 is an apocalyptic number.
It is an amenable number.
68030182101 is a deficient number, since it is larger than the sum of its proper divisors (37840497963).
68030182101 is a wasteful number, since it uses less digits than its factorization.
68030182101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68926280.
The product of its (nonzero) digits is 2304, while the sum is 30.
Adding to 68030182101 its reverse (10128103086), we get a palindrome (78158285187).
The spelling of 68030182101 in words is "sixty-eight billion, thirty million, one hundred eighty-two thousand, one hundred one".
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