Base | Representation |
---|---|
bin | 11111010011010011000011… |
… | …00110100110011001010110 |
3 | 100000201100110000122122111101 |
4 | 33221221201212212121112 |
5 | 33010224020022110030 |
6 | 402221202200500314 |
7 | 20333001353133211 |
oct | 1751514146463126 |
9 | 300640400578441 |
10 | 68832783394390 |
11 | 1aa28901839504 |
12 | 7878307a7a69a |
13 | 2c53b99348c22 |
14 | 12dd74b2c6778 |
15 | 7e5772e8d7ca |
hex | 3e9a619a6656 |
68832783394390 has 16 divisors (see below), whose sum is σ = 123899273968032. Its totient is φ = 27533054722624.
The previous prime is 68832783394369. The next prime is 68832783394399. The reversal of 68832783394390 is 9349338723886.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68832783394399) 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, 2229994 + ... + 11943133.
It is an arithmetic number, because the mean of its divisors is an integer number (7743704623002).
Almost surely, 268832783394390 is an apocalyptic number.
68832783394390 is a deficient number, since it is larger than the sum of its proper divisors (55066490573642).
68832783394390 is a wasteful number, since it uses less digits than its factorization.
68832783394390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14658791.
The product of its (nonzero) digits is 1128701952, while the sum is 73.
The spelling of 68832783394390 in words is "sixty-eight trillion, eight hundred thirty-two billion, seven hundred eighty-three million, three hundred ninety-four thousand, three hundred ninety".
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